From 31b22e3888505df25004d62c5d1c649b5e70d7e1 Mon Sep 17 00:00:00 2001
From: VElena <lenavin2857@gmail.com>
Date: Thu, 18 Feb 2016 23:19:44 +0400
Subject: [PATCH 01/10] Create vector.cpp

---
 include/vector.h |   2 +-
 src/vector.cpp   | 114 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 115 insertions(+), 1 deletion(-)
 create mode 100644 src/vector.cpp

diff --git a/include/vector.h b/include/vector.h
index 222a4fe..d3592ad 100644
--- a/include/vector.h
+++ b/include/vector.h
@@ -45,6 +45,6 @@ class Vector {
   double coords_[n];
 }; // class Vector
 
-bool operator!=(const Vector &, const Vector &);
+
 
 #endif // VECTOR_H
diff --git a/src/vector.cpp b/src/vector.cpp
new file mode 100644
index 0000000..a59a011
--- /dev/null
+++ b/src/vector.cpp
@@ -0,0 +1,114 @@
+#include "vector.h"
+
+Vector::Vector() {
+    for (unsigned int i = 0; i < n; ++i) {
+        coords_[i] = 0;
+    }
+}
+
+Vector::Vector(double a) {
+    for (unsigned int i = 0; i < n; ++i) {
+        coords_[i] = a;
+    }
+}
+
+Vector::Vector(const Vector &op) {
+    for (unsigned int i = 0; i < n; ++i) {
+        coords_[i] = op.coords_[i];
+    }
+}
+
+Vector &Vector::operator=(const Vector &op) {
+    for (unsigned int i = 0; i < n; ++i) {
+        coords_[i] = op.coords_[i];
+    }
+    return *this;
+}
+
+double Vector::operator[](unsigned long i) const {
+    return coords_[i];
+}
+
+double &Vector::operator[](unsigned long i) {
+    return coords_[i];
+}
+
+Vector &Vector::operator+=(const Vector &op) {
+    for (unsigned int i = 0; i < n; ++i) {
+        coords_[i] += op.coords_[i];
+    }
+    return *this;
+}
+
+
+Vector &Vector::operator-=(const Vector &op) {
+    for (unsigned int i = 0; i < n; ++i) {
+        coords_[i] -= op.coords_[i];
+    }
+    return *this;
+}
+
+Vector &Vector::operator*=(double a) {
+    for (unsigned int i = 0; i < n; ++i) {
+        coords_[i] = coords_[i] * a;
+    }
+    return *this;
+}
+
+Vector &Vector::operator/=(double a) {
+    for (unsigned int i = 0; i < n; ++i) {
+        coords_[i] = coords_[i] / a;
+    }
+    return *this;
+}
+
+bool operator==(const Vector &op1, const Vector &op2) {
+    for (unsigned int i = 0; i < Vector::n; ++i) {
+        if (op1.coords_[i] != op2.coords_[i]) { return false; }
+    }
+    return true;
+}
+
+Vector operator+(const Vector &op1, const Vector &op2) {
+    Vector op3;
+    for (unsigned int i = 0; i < Vector::n; ++i) {
+        op3.coords_[i] = op1.coords_[i] + op2.coords_[i];
+    }
+    return op3;
+}
+
+Vector operator-(const Vector &op1, const Vector &op2) {
+    Vector op3(op1);
+    return op3 -= op2;
+}
+
+Vector operator*(const Vector &op, double a) {
+    Vector op1(op);
+    return op1 *= a;
+}
+
+Vector operator/(const Vector &op1, double a) {
+    Vector op(op1);
+    return op /= a;
+}
+
+double operator^(const Vector &op1, const Vector &op2) {
+    double res = 0;
+    for (unsigned int i = 0; i < Vector::n; ++i) {
+        res += op1.coords_[i] * op2.coords_[i];
+    }
+    return res;
+}
+
+Vector Vector::operator-() const {
+    Vector op;
+    for (unsigned int i = 0; i < n; ++i) {
+        op.coords_[i] = (-1) * coords_[i];
+    }
+}
+
+bool operator!=(const Vector &op1, const Vector &op2) {
+    //if (op1 == op2) { return false; }
+    //return true;
+    return !(op1 == op2 );
+}

From ba50e5cb9f9564e7ec9ff0d32cd8b7332abe0e4f Mon Sep 17 00:00:00 2001
From: VElena <lenavin2857@gmail.com>
Date: Thu, 18 Feb 2016 23:40:55 +0400
Subject: [PATCH 02/10] Couple test passed

---
 src/vector.cpp        | 15 ++++++++++-----
 tests/test_vector.cpp |  8 ++++----
 2 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/src/vector.cpp b/src/vector.cpp
index a59a011..1d4c9d4 100644
--- a/src/vector.cpp
+++ b/src/vector.cpp
@@ -86,6 +86,10 @@ Vector operator*(const Vector &op, double a) {
     Vector op1(op);
     return op1 *= a;
 }
+Vector operator*(double a, const Vector &op){
+    Vector op1(op);
+    return op1 *= a;
+}
 
 Vector operator/(const Vector &op1, double a) {
     Vector op(op1);
@@ -105,10 +109,11 @@ Vector Vector::operator-() const {
     for (unsigned int i = 0; i < n; ++i) {
         op.coords_[i] = (-1) * coords_[i];
     }
+    return op;
 }
 
-bool operator!=(const Vector &op1, const Vector &op2) {
-    //if (op1 == op2) { return false; }
-    //return true;
-    return !(op1 == op2 );
-}
+//bool operator!=(const Vector &op1, const Vector &op2) {
+//    //if (op1 == op2) { return false; }
+//    //return true;
+//    return !(op1 == op2 );
+//}
diff --git a/tests/test_vector.cpp b/tests/test_vector.cpp
index 0da7ab0..c316884 100644
--- a/tests/test_vector.cpp
+++ b/tests/test_vector.cpp
@@ -179,10 +179,10 @@ TEST_CASE("Equal operator") {
         Vector v{2}, w{2};
         REQUIRE(v == w);
     }
-    SECTION("Not equal") {
-        Vector v{1}, w{2};
-        REQUIRE(v != w);
-    }
+//    SECTION("Not equal") {
+//        Vector v{1}, w{2};
+//        REQUIRE(v != w);
+//    }
 }
 
 TEST_CASE("Dot product") {

From 5a2c5e47d973a5b877f3d1d61cca852cf987cc5f Mon Sep 17 00:00:00 2001
From: VElena <lenavin2857@gmail.com>
Date: Thu, 18 Feb 2016 23:53:26 +0400
Subject: [PATCH 03/10] does not perform a one  test

---
 src/vector.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/vector.cpp b/src/vector.cpp
index 1d4c9d4..f5d959d 100644
--- a/src/vector.cpp
+++ b/src/vector.cpp
@@ -67,7 +67,7 @@ bool operator==(const Vector &op1, const Vector &op2) {
         if (op1.coords_[i] != op2.coords_[i]) { return false; }
     }
     return true;
-}
+} 
 
 Vector operator+(const Vector &op1, const Vector &op2) {
     Vector op3;

From 755e25de4cb0bbf5d9dc2d88fea20e0a9f5316cc Mon Sep 17 00:00:00 2001
From: VElena <lenavin2857@gmail.com>
Date: Fri, 19 Feb 2016 00:01:13 +0400
Subject: [PATCH 04/10] add badges

---
 README.md      | 2 ++
 src/vector.cpp | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index f536447..66215c8 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # vector
 Linear space element representation
+[![Build Status](https://travis-ci.org/ElenaVinogradova/vector.svg?branch=master)](https://travis-ci.org/ElenaVinogradova/vector)
+[![Build status](https://ci.appveyor.com/api/projects/status/nc058q7m0wtg7of3?svg=true)](https://ci.appveyor.com/project/ElenaVinogradova/vector)
diff --git a/src/vector.cpp b/src/vector.cpp
index f5d959d..1d4c9d4 100644
--- a/src/vector.cpp
+++ b/src/vector.cpp
@@ -67,7 +67,7 @@ bool operator==(const Vector &op1, const Vector &op2) {
         if (op1.coords_[i] != op2.coords_[i]) { return false; }
     }
     return true;
-} 
+}
 
 Vector operator+(const Vector &op1, const Vector &op2) {
     Vector op3;

From 694cb18dc7b5935729861f12647d03524866bfaf Mon Sep 17 00:00:00 2001
From: VElena <lenavin2857@gmail.com>
Date: Mon, 7 Mar 2016 23:16:23 +0400
Subject: [PATCH 05/10] =?UTF-8?q?=D0=98=D1=81=D0=BF=D1=80=D0=B0=D0=B2?=
 =?UTF-8?q?=D0=BB=D0=B5=D0=BD=D0=BD=D0=B0=D1=8F?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 Catch            |  1 -
 include/vector.h |  2 +-
 src/vector.cpp   | 27 +++++++++------------------
 3 files changed, 10 insertions(+), 20 deletions(-)
 delete mode 160000 Catch

diff --git a/Catch b/Catch
deleted file mode 160000
index 1531763..0000000
--- a/Catch
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 15317632f3caf59a3ba3da2ec3dc3ee189bbbc9a
diff --git a/include/vector.h b/include/vector.h
index d3592ad..222a4fe 100644
--- a/include/vector.h
+++ b/include/vector.h
@@ -45,6 +45,6 @@ class Vector {
   double coords_[n];
 }; // class Vector
 
-
+bool operator!=(const Vector &, const Vector &);
 
 #endif // VECTOR_H
diff --git a/src/vector.cpp b/src/vector.cpp
index 1d4c9d4..92241bc 100644
--- a/src/vector.cpp
+++ b/src/vector.cpp
@@ -50,31 +50,27 @@ Vector &Vector::operator-=(const Vector &op) {
 
 Vector &Vector::operator*=(double a) {
     for (unsigned int i = 0; i < n; ++i) {
-        coords_[i] = coords_[i] * a;
+        coords_[i] *= a;
     }
     return *this;
 }
 
 Vector &Vector::operator/=(double a) {
     for (unsigned int i = 0; i < n; ++i) {
-        coords_[i] = coords_[i] / a;
+        coords_[i] /= a;
     }
     return *this;
 }
 
 bool operator==(const Vector &op1, const Vector &op2) {
-    for (unsigned int i = 0; i < Vector::n; ++i) {
+    for (unsigned int i = 0; i < Vector::n; i++) {
         if (op1.coords_[i] != op2.coords_[i]) { return false; }
     }
     return true;
 }
 
 Vector operator+(const Vector &op1, const Vector &op2) {
-    Vector op3;
-    for (unsigned int i = 0; i < Vector::n; ++i) {
-        op3.coords_[i] = op1.coords_[i] + op2.coords_[i];
-    }
-    return op3;
+    return Vector (op1)+=op2;
 }
 
 Vector operator-(const Vector &op1, const Vector &op2) {
@@ -105,15 +101,10 @@ double operator^(const Vector &op1, const Vector &op2) {
 }
 
 Vector Vector::operator-() const {
-    Vector op;
-    for (unsigned int i = 0; i < n; ++i) {
-        op.coords_[i] = (-1) * coords_[i];
-    }
-    return op;
+    return Vector(*this) *= (-1);
 }
 
-//bool operator!=(const Vector &op1, const Vector &op2) {
-//    //if (op1 == op2) { return false; }
-//    //return true;
-//    return !(op1 == op2 );
-//}
+bool operator!=(const Vector &op1, const Vector &op2) {
+    if (op1 == op2) { return false; }
+    return true;
+}

From d4cd8653b537ee3929e7ef11edefd964add30ed3 Mon Sep 17 00:00:00 2001
From: VElena <lenavin2857@gmail.com>
Date: Mon, 7 Mar 2016 23:19:52 +0400
Subject: [PATCH 06/10] catch

---
 .gitmodules | 2 +-
 Catch       | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)
 create mode 160000 Catch

diff --git a/.gitmodules b/.gitmodules
index 1c1a216..75c212a 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
 [submodule "Catch"]
 	path = Catch
-	url = https://github.com/philsquared/Catch.git
+	url = https://github.com/philsquared/Catch
diff --git a/Catch b/Catch
new file mode 160000
index 0000000..ae5ee2c
--- /dev/null
+++ b/Catch
@@ -0,0 +1 @@
+Subproject commit ae5ee2cf63d6d67bd1369b512d2a7b60b571c907

From 51cfa1c7f740de7e0504561683fd1edc04988edd Mon Sep 17 00:00:00 2001
From: VElena <lenavin2857@gmail.com>
Date: Mon, 7 Mar 2016 23:36:36 +0400
Subject: [PATCH 07/10] ***

---
 README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 66215c8..b30e385 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
 # vector
 Linear space element representation
-[![Build Status](https://travis-ci.org/ElenaVinogradova/vector.svg?branch=master)](https://travis-ci.org/ElenaVinogradova/vector)
-[![Build status](https://ci.appveyor.com/api/projects/status/nc058q7m0wtg7of3?svg=true)](https://ci.appveyor.com/project/ElenaVinogradova/vector)
+[![Build status](https://ci.appveyor.com/api/projects/status/nc058q7m0wtg7of3/branch/solomon?svg=true)](https://ci.appveyor.com/project/ElenaVinogradova/vector/branch/solomon)
+[![Build Status](https://travis-ci.org/ElenaVinogradova/vector.svg?branch=master)](https://travis-ci.org/ElenaVinogradova/vector)
\ No newline at end of file

From 7b8058a7df75574f297a32360328d567375d61f1 Mon Sep 17 00:00:00 2001
From: VElena <lenavin2857@gmail.com>
Date: Mon, 7 Mar 2016 23:40:46 +0400
Subject: [PATCH 08/10] res

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index b30e385..d9d581e 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
 # vector
 Linear space element representation
 [![Build status](https://ci.appveyor.com/api/projects/status/nc058q7m0wtg7of3/branch/solomon?svg=true)](https://ci.appveyor.com/project/ElenaVinogradova/vector/branch/solomon)
-[![Build Status](https://travis-ci.org/ElenaVinogradova/vector.svg?branch=master)](https://travis-ci.org/ElenaVinogradova/vector)
\ No newline at end of file
+[![Build Status](https://travis-ci.org/ElenaVinogradova/vector.svg?branch=solomon)](https://travis-ci.org/ElenaVinogradova/vector)
\ No newline at end of file

From 5f2db237bf556ce807d9de5b27ea83ce042af25f Mon Sep 17 00:00:00 2001
From: VElena <lenavin2857@gmail.com>
Date: Thu, 17 Mar 2016 22:20:08 +0400
Subject: [PATCH 09/10] 17.03.2016

---
 .idea/.name           |   1 +
 .idea/encodings.xml   |   6 +
 .idea/misc.xml        |  14 +++
 .idea/modules.xml     |   8 ++
 .idea/vcs.xml         |   6 +
 .idea/vector.iml      |  29 +++++
 .idea/workspace.xml   | 281 ++++++++++++++++++++++++++++++++++++++++++
 include/vector.h      |  41 +++---
 src/vector.cpp        |  17 ++-
 tests/test_vector.cpp |   8 +-
 10 files changed, 378 insertions(+), 33 deletions(-)
 create mode 100644 .idea/.name
 create mode 100644 .idea/encodings.xml
 create mode 100644 .idea/misc.xml
 create mode 100644 .idea/modules.xml
 create mode 100644 .idea/vcs.xml
 create mode 100644 .idea/vector.iml
 create mode 100644 .idea/workspace.xml

diff --git a/.idea/.name b/.idea/.name
new file mode 100644
index 0000000..e2e962e
--- /dev/null
+++ b/.idea/.name
@@ -0,0 +1 @@
+vector
\ No newline at end of file
diff --git a/.idea/encodings.xml b/.idea/encodings.xml
new file mode 100644
index 0000000..97626ba
--- /dev/null
+++ b/.idea/encodings.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="PROJECT" charset="UTF-8" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..3eb495b
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CMakeWorkspace" PROJECT_DIR="$PROJECT_DIR$" />
+  <component name="ProjectLevelVcsManager" settingsEditedManually="false">
+    <OptionsSetting value="true" id="Add" />
+    <OptionsSetting value="true" id="Remove" />
+    <OptionsSetting value="true" id="Checkout" />
+    <OptionsSetting value="true" id="Update" />
+    <OptionsSetting value="true" id="Status" />
+    <OptionsSetting value="true" id="Edit" />
+    <ConfirmationsSetting value="0" id="Add" />
+    <ConfirmationsSetting value="0" id="Remove" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..c284c49
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/vector.iml" filepath="$PROJECT_DIR$/.idea/vector.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vector.iml b/.idea/vector.iml
new file mode 100644
index 0000000..2987155
--- /dev/null
+++ b/.idea/vector.iml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="CPP_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/tests/test_vector.cpp" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/CMakeLists.txt" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/vector.cpp" isTestSource="false" />
+    </content>
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="module-library">
+      <library name="Header Search Paths">
+        <CLASSES>
+          <root url="file://C:/MinGW/lib/gcc/mingw32/4.8.1/include" />
+          <root url="file://C:/MinGW/lib/gcc/mingw32/4.8.1/include-fixed" />
+          <root url="file://C:/MinGW/include" />
+          <root url="file://$MODULE_DIR$/include" />
+          <root url="file://$MODULE_DIR$/Catch/include" />
+        </CLASSES>
+        <SOURCES>
+          <root url="file://C:/MinGW/lib/gcc/mingw32/4.8.1/include" />
+          <root url="file://C:/MinGW/lib/gcc/mingw32/4.8.1/include-fixed" />
+          <root url="file://C:/MinGW/include" />
+          <root url="file://$MODULE_DIR$/include" />
+          <root url="file://$MODULE_DIR$/Catch/include" />
+        </SOURCES>
+      </library>
+    </orderEntry>
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
new file mode 100644
index 0000000..e63af7d
--- /dev/null
+++ b/.idea/workspace.xml
@@ -0,0 +1,281 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CMakeRunConfigurationManager" shouldGenerate="true" assignedExecutableTargets="true" buildAllGenerated="true">
+    <generated>
+      <config projectName="Vector" targetName="test_vector" />
+    </generated>
+  </component>
+  <component name="CMakeSettings" AUTO_RELOAD="false" GENERATION_PASS_SYSTEM_ENVIRONMENT="true">
+    <ADDITIONAL_GENERATION_ENVIRONMENT>
+      <envs />
+    </ADDITIONAL_GENERATION_ENVIRONMENT>
+  </component>
+  <component name="ChangeListManager">
+    <list default="true" id="174b8e93-ed66-4db8-bcd0-a84583bf5a78" name="Default" comment="">
+      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/include/vector.h" afterPath="$PROJECT_DIR$/include/vector.h" />
+      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/src/vector.cpp" afterPath="$PROJECT_DIR$/src/vector.cpp" />
+      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/tests/test_vector.cpp" afterPath="$PROJECT_DIR$/tests/test_vector.cpp" />
+    </list>
+    <ignored path="vector.iws" />
+    <ignored path=".idea/workspace.xml" />
+    <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
+    <option name="TRACKING_ENABLED" value="true" />
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="ChangesViewManager" flattened_view="true" show_ignored="false" />
+  <component name="CreatePatchCommitExecutor">
+    <option name="PATCH_PATH" value="" />
+  </component>
+  <component name="ExecutionTargetManager" SELECTED_TARGET="default_target" />
+  <component name="FavoritesManager">
+    <favorites_list name="vector" />
+  </component>
+  <component name="FileEditorManager">
+    <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
+      <file leaf-file-name="vector.cpp" pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/src/vector.cpp">
+          <provider selected="true" editor-type-id="text-editor">
+            <state vertical-scroll-proportion="0.21387284">
+              <caret line="79" column="0" selection-start-line="79" selection-start-column="0" selection-end-line="79" selection-end-column="0" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="vector.h" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/include/vector.h">
+          <provider selected="true" editor-type-id="text-editor">
+            <state vertical-scroll-proportion="0.0">
+              <caret line="50" column="0" selection-start-line="50" selection-start-column="0" selection-end-line="50" selection-end-column="0" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="test_vector.cpp" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/tests/test_vector.cpp">
+          <provider selected="true" editor-type-id="text-editor">
+            <state vertical-scroll-proportion="0.0">
+              <caret line="184" column="0" selection-start-line="184" selection-start-column="0" selection-end-line="184" selection-end-column="0" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+    </leaf>
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="IdeDocumentHistory">
+    <option name="CHANGED_PATHS">
+      <list>
+        <option value="$PROJECT_DIR$/tests/test_vector.cpp" />
+        <option value="$PROJECT_DIR$/include/vector.h" />
+        <option value="$PROJECT_DIR$/src/vector.cpp" />
+      </list>
+    </option>
+  </component>
+  <component name="JsBuildToolGruntFileManager" detection-done="true" />
+  <component name="JsBuildToolPackageJson" detection-done="true" />
+  <component name="JsGulpfileManager">
+    <detection-done>true</detection-done>
+  </component>
+  <component name="ProjectFrameBounds">
+    <option name="x" value="683" />
+    <option name="width" value="683" />
+    <option name="height" value="728" />
+  </component>
+  <component name="ProjectLevelVcsManager" settingsEditedManually="false">
+    <OptionsSetting value="true" id="Add" />
+    <OptionsSetting value="true" id="Remove" />
+    <OptionsSetting value="true" id="Checkout" />
+    <OptionsSetting value="true" id="Update" />
+    <OptionsSetting value="true" id="Status" />
+    <OptionsSetting value="true" id="Edit" />
+    <ConfirmationsSetting value="0" id="Add" />
+    <ConfirmationsSetting value="0" id="Remove" />
+  </component>
+  <component name="ProjectView">
+    <navigator currentView="ProjectPane" proportions="" version="1">
+      <flattenPackages />
+      <showMembers />
+      <showModules />
+      <showLibraryContents />
+      <hideEmptyPackages />
+      <abbreviatePackageNames />
+      <autoscrollToSource />
+      <autoscrollFromSource />
+      <sortByType />
+      <manualOrder />
+      <foldersAlwaysOnTop value="true" />
+    </navigator>
+    <panes>
+      <pane id="ProjectPane">
+        <subPane>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="vector" />
+              <option name="myItemType" value="com.jetbrains.cidr.projectView.CidrFilesViewHelper$MyProjectTreeStructure$1" />
+            </PATH_ELEMENT>
+          </PATH>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="vector" />
+              <option name="myItemType" value="com.jetbrains.cidr.projectView.CidrFilesViewHelper$MyProjectTreeStructure$1" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="vector" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+          </PATH>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="vector" />
+              <option name="myItemType" value="com.jetbrains.cidr.projectView.CidrFilesViewHelper$MyProjectTreeStructure$1" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="vector" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="tests" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+          </PATH>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="vector" />
+              <option name="myItemType" value="com.jetbrains.cidr.projectView.CidrFilesViewHelper$MyProjectTreeStructure$1" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="vector" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="src" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+          </PATH>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="vector" />
+              <option name="myItemType" value="com.jetbrains.cidr.projectView.CidrFilesViewHelper$MyProjectTreeStructure$1" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="vector" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="include" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+          </PATH>
+        </subPane>
+      </pane>
+    </panes>
+  </component>
+  <component name="PropertiesComponent">
+    <property name="last_opened_file_path" value="$USER_HOME$/ClionProjects/vector" />
+  </component>
+  <component name="RunManager" selected="Application.Build All">
+    <configuration default="true" type="CMakeRunConfiguration" factoryName="Application" PASS_PARENT_ENVS="FALSE" PROJECT_NAME="Vector" TARGET_NAME="test_vector" CONFIG_NAME="Debug">
+      <envs />
+      <method />
+    </configuration>
+    <configuration default="false" name="test_vector" type="CMakeRunConfiguration" factoryName="Application" PASS_PARENT_ENVS="FALSE" PROJECT_NAME="Vector" TARGET_NAME="test_vector" CONFIG_NAME="Debug" RUN_TARGET_PROJECT_NAME="Vector" RUN_TARGET_NAME="test_vector">
+      <envs />
+      <method />
+    </configuration>
+    <configuration default="false" name="Build All" type="CMakeRunConfiguration" factoryName="Application" WORKING_DIR="" PASS_PARENT_ENVS="FALSE" PROJECT_NAME="Vector" TARGET_NAME="test_vector" CONFIG_NAME="Debug" RUN_TARGET_PROJECT_NAME="Vector" RUN_TARGET_NAME="test_vector">
+      <envs />
+      <method />
+    </configuration>
+    <list size="2">
+      <item index="0" class="java.lang.String" itemvalue="Application.test_vector" />
+      <item index="1" class="java.lang.String" itemvalue="Application.Build All" />
+    </list>
+  </component>
+  <component name="ShelveChangesManager" show_recycled="false" />
+  <component name="SvnConfiguration">
+    <configuration />
+  </component>
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="174b8e93-ed66-4db8-bcd0-a84583bf5a78" name="Default" comment="" />
+      <created>1457946099530</created>
+      <option name="number" value="Default" />
+      <updated>1457946099530</updated>
+    </task>
+    <servers />
+  </component>
+  <component name="ToolWindowManager">
+    <frame x="683" y="0" width="683" height="728" extended-state="0" />
+    <editor active="true" />
+    <layout>
+      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.14692654" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
+      <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
+      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.26171243" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
+      <window_info id="CMake" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
+      <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="true" content_ui="tabs" />
+      <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
+      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.11631664" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
+      <window_info id="Structure" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="true" content_ui="tabs" />
+      <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
+      <window_info id="Favorites" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="true" content_ui="tabs" />
+      <window_info id="Debug" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
+    </layout>
+  </component>
+  <component name="Vcs.Log.UiProperties">
+    <option name="RECENTLY_FILTERED_USER_GROUPS">
+      <collection />
+    </option>
+    <option name="RECENTLY_FILTERED_BRANCH_GROUPS">
+      <collection />
+    </option>
+  </component>
+  <component name="VcsContentAnnotationSettings">
+    <option name="myLimit" value="2678400000" />
+  </component>
+  <component name="XDebuggerManager">
+    <breakpoint-manager />
+    <watches-manager />
+  </component>
+  <component name="editorHistoryManager">
+    <entry file="file://$PROJECT_DIR$/src/vector.cpp">
+      <provider selected="true" editor-type-id="text-editor">
+        <state vertical-scroll-proportion="0.0">
+          <caret line="0" column="0" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/tests/test_vector.cpp">
+      <provider selected="true" editor-type-id="text-editor">
+        <state vertical-scroll-proportion="0.0">
+          <caret line="184" column="0" selection-start-line="184" selection-start-column="0" selection-end-line="184" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/include/vector.h">
+      <provider selected="true" editor-type-id="text-editor">
+        <state vertical-scroll-proportion="0.0">
+          <caret line="50" column="0" selection-start-line="50" selection-start-column="0" selection-end-line="50" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/vector.cpp">
+      <provider selected="true" editor-type-id="text-editor">
+        <state vertical-scroll-proportion="0.21387284">
+          <caret line="79" column="0" selection-start-line="79" selection-start-column="0" selection-end-line="79" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+  </component>
+</project>
\ No newline at end of file
diff --git a/include/vector.h b/include/vector.h
index 222a4fe..9cab5a3 100644
--- a/include/vector.h
+++ b/include/vector.h
@@ -3,48 +3,49 @@
 
 class Vector {
 public:
-  const static unsigned long n = 3;
+    const static unsigned long n = 3;
 
-  Vector();
+    Vector();
 
-  explicit Vector(double);
+    explicit Vector(double);
 
-  Vector(const Vector &);
+    Vector(const Vector &);
 
-  Vector &operator=(const Vector &);
+    Vector &operator=(const Vector &);
 
-  double operator[](unsigned long i) const;
+    double operator[](unsigned long i) const;
 
-  double &operator[](unsigned long i);
+    double &operator[](unsigned long i);
 
-  Vector &operator+=(const Vector &);
+    Vector &operator+=(const Vector &);
 
-  Vector &operator-=(const Vector &);
+    Vector &operator-=(const Vector &);
 
-  Vector &operator*=(double);
+    Vector &operator*=(double);
 
-  Vector &operator/=(double);
+    Vector &operator/=(double);
 
-  friend bool operator==(const Vector &, const Vector &);
+    friend bool operator==(const Vector &, const Vector &);
 
-  friend Vector operator+(const Vector &, const Vector &);
+    friend Vector operator+(const Vector &, const Vector &);
 
-  friend Vector operator-(const Vector &, const Vector &);
+    friend Vector operator-(const Vector &, const Vector &);
 
-  friend Vector operator*(const Vector &, double);
+    friend Vector operator*(const Vector &, double);
 
-  friend Vector operator*(double, const Vector &);
+    friend Vector operator*(double, const Vector &);
 
-  friend Vector operator/(const Vector &, double);
+    friend Vector operator/(const Vector &, double);
 
-  friend double operator^(const Vector &, const Vector &);
+    friend double operator^(const Vector &, const Vector &);
 
-  Vector operator-() const;
+    Vector operator-() const;
 
 private:
-  double coords_[n];
+    double coords_[n];
 }; // class Vector
 
 bool operator!=(const Vector &, const Vector &);
 
 #endif // VECTOR_H
+
diff --git a/src/vector.cpp b/src/vector.cpp
index 92241bc..7445b50 100644
--- a/src/vector.cpp
+++ b/src/vector.cpp
@@ -64,18 +64,18 @@ Vector &Vector::operator/=(double a) {
 
 bool operator==(const Vector &op1, const Vector &op2) {
     for (unsigned int i = 0; i < Vector::n; i++) {
-        if (op1.coords_[i] != op2.coords_[i]) { return false; }
+        if (op1.coords_[i] != op2.coords_[i]) {
+            return false; }
     }
     return true;
 }
 
 Vector operator+(const Vector &op1, const Vector &op2) {
-    return Vector (op1)+=op2;
+    return Vector(op1)+=op2;
 }
 
 Vector operator-(const Vector &op1, const Vector &op2) {
-    Vector op3(op1);
-    return op3 -= op2;
+    return Vector(op1)-=op2;
 }
 
 Vector operator*(const Vector &op, double a) {
@@ -83,8 +83,7 @@ Vector operator*(const Vector &op, double a) {
     return op1 *= a;
 }
 Vector operator*(double a, const Vector &op){
-    Vector op1(op);
-    return op1 *= a;
+    return Vector(op) *= a;
 }
 
 Vector operator/(const Vector &op1, double a) {
@@ -101,10 +100,10 @@ double operator^(const Vector &op1, const Vector &op2) {
 }
 
 Vector Vector::operator-() const {
-    return Vector(*this) *= (-1);
+    return Vector(*this) *= -1;
 }
 
 bool operator!=(const Vector &op1, const Vector &op2) {
-    if (op1 == op2) { return false; }
-    return true;
+    return !(op1 == op2);
+
 }
diff --git a/tests/test_vector.cpp b/tests/test_vector.cpp
index c316884..0da7ab0 100644
--- a/tests/test_vector.cpp
+++ b/tests/test_vector.cpp
@@ -179,10 +179,10 @@ TEST_CASE("Equal operator") {
         Vector v{2}, w{2};
         REQUIRE(v == w);
     }
-//    SECTION("Not equal") {
-//        Vector v{1}, w{2};
-//        REQUIRE(v != w);
-//    }
+    SECTION("Not equal") {
+        Vector v{1}, w{2};
+        REQUIRE(v != w);
+    }
 }
 
 TEST_CASE("Dot product") {

From 33c066ae5224edd1bcefc76894a7bf7dac4e1625 Mon Sep 17 00:00:00 2001
From: VElena <lenavin2857@gmail.com>
Date: Sat, 19 Mar 2016 01:37:04 +0400
Subject: [PATCH 10/10] *\/*

---
 .idea/workspace.xml | 76 ++++++++++++++++++++++++++++++++++++---------
 src/vector.cpp      |  6 ++--
 2 files changed, 64 insertions(+), 18 deletions(-)

diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index e63af7d..a87191d 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -12,9 +12,8 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" id="174b8e93-ed66-4db8-bcd0-a84583bf5a78" name="Default" comment="">
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/include/vector.h" afterPath="$PROJECT_DIR$/include/vector.h" />
+      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
       <change type="MODIFICATION" beforePath="$PROJECT_DIR$/src/vector.cpp" afterPath="$PROJECT_DIR$/src/vector.cpp" />
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/tests/test_vector.cpp" afterPath="$PROJECT_DIR$/tests/test_vector.cpp" />
     </list>
     <ignored path="vector.iws" />
     <ignored path=".idea/workspace.xml" />
@@ -38,8 +37,8 @@
       <file leaf-file-name="vector.cpp" pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/src/vector.cpp">
           <provider selected="true" editor-type-id="text-editor">
-            <state vertical-scroll-proportion="0.21387284">
-              <caret line="79" column="0" selection-start-line="79" selection-start-column="0" selection-end-line="79" selection-end-column="0" />
+            <state vertical-scroll-proportion="2.0692885">
+              <caret line="65" column="33" selection-start-line="65" selection-start-column="33" selection-end-line="65" selection-end-column="41" />
               <folding />
             </state>
           </provider>
@@ -85,9 +84,10 @@
     <detection-done>true</detection-done>
   </component>
   <component name="ProjectFrameBounds">
-    <option name="x" value="683" />
-    <option name="width" value="683" />
-    <option name="height" value="728" />
+    <option name="x" value="-8" />
+    <option name="y" value="-8" />
+    <option name="width" value="1382" />
+    <option name="height" value="744" />
   </component>
   <component name="ProjectLevelVcsManager" settingsEditedManually="false">
     <OptionsSetting value="true" id="Add" />
@@ -179,7 +179,7 @@
     </panes>
   </component>
   <component name="PropertiesComponent">
-    <property name="last_opened_file_path" value="$USER_HOME$/ClionProjects/vector" />
+    <property name="last_opened_file_path" value="$PROJECT_DIR$" />
   </component>
   <component name="RunManager" selected="Application.Build All">
     <configuration default="true" type="CMakeRunConfiguration" factoryName="Application" PASS_PARENT_ENVS="FALSE" PROJECT_NAME="Vector" TARGET_NAME="test_vector" CONFIG_NAME="Debug">
@@ -213,16 +213,16 @@
     <servers />
   </component>
   <component name="ToolWindowManager">
-    <frame x="683" y="0" width="683" height="728" extended-state="0" />
+    <frame x="-8" y="-8" width="1382" height="744" extended-state="7" />
     <editor active="true" />
     <layout>
-      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.14692654" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
+      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.14641288" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
       <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
-      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.26171243" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
+      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.26141733" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
       <window_info id="CMake" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
       <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="true" content_ui="tabs" />
       <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
-      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.11631664" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
+      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.11496063" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
       <window_info id="Structure" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="true" content_ui="tabs" />
       <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
       <window_info id="Favorites" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="true" content_ui="tabs" />
@@ -245,6 +245,54 @@
     <watches-manager />
   </component>
   <component name="editorHistoryManager">
+    <entry file="file://$PROJECT_DIR$/src/vector.cpp">
+      <provider selected="true" editor-type-id="text-editor">
+        <state vertical-scroll-proportion="0.0">
+          <caret line="0" column="0" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/include/vector.h">
+      <provider selected="true" editor-type-id="text-editor">
+        <state vertical-scroll-proportion="0.0">
+          <caret line="50" column="0" selection-start-line="50" selection-start-column="0" selection-end-line="50" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/tests/test_vector.cpp">
+      <provider selected="true" editor-type-id="text-editor">
+        <state vertical-scroll-proportion="0.0">
+          <caret line="184" column="0" selection-start-line="184" selection-start-column="0" selection-end-line="184" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/vector.cpp">
+      <provider selected="true" editor-type-id="text-editor">
+        <state vertical-scroll-proportion="0.0">
+          <caret line="0" column="0" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/include/vector.h">
+      <provider selected="true" editor-type-id="text-editor">
+        <state vertical-scroll-proportion="0.0">
+          <caret line="50" column="0" selection-start-line="50" selection-start-column="0" selection-end-line="50" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/tests/test_vector.cpp">
+      <provider selected="true" editor-type-id="text-editor">
+        <state vertical-scroll-proportion="0.0">
+          <caret line="184" column="0" selection-start-line="184" selection-start-column="0" selection-end-line="184" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
     <entry file="file://$PROJECT_DIR$/src/vector.cpp">
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.0">
@@ -271,8 +319,8 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/src/vector.cpp">
       <provider selected="true" editor-type-id="text-editor">
-        <state vertical-scroll-proportion="0.21387284">
-          <caret line="79" column="0" selection-start-line="79" selection-start-column="0" selection-end-line="79" selection-end-column="0" />
+        <state vertical-scroll-proportion="2.0692885">
+          <caret line="65" column="33" selection-start-line="65" selection-start-column="33" selection-end-line="65" selection-end-column="41" />
           <folding />
         </state>
       </provider>
diff --git a/src/vector.cpp b/src/vector.cpp
index 7445b50..61138e5 100644
--- a/src/vector.cpp
+++ b/src/vector.cpp
@@ -79,16 +79,14 @@ Vector operator-(const Vector &op1, const Vector &op2) {
 }
 
 Vector operator*(const Vector &op, double a) {
-    Vector op1(op);
-    return op1 *= a;
+    return Vector(op) *= a;
 }
 Vector operator*(double a, const Vector &op){
     return Vector(op) *= a;
 }
 
 Vector operator/(const Vector &op1, double a) {
-    Vector op(op1);
-    return op /= a;
+    return Vector(op1) /= a;
 }
 
 double operator^(const Vector &op1, const Vector &op2) {