From a2387699e88b23c0d734b86b98ff8360a5e9f594 Mon Sep 17 00:00:00 2001
From: David Stern <davidestern@icloud.com>
Date: Tue, 12 Aug 2025 12:41:55 +0200
Subject: [PATCH] Ex completed

---
 .../java/com/booleanuk/core/Exercise.java     | 12 +++++--
 .../com/booleanuk/extension/Extension.java    | 35 +++++++++++++++++++
 2 files changed, 45 insertions(+), 2 deletions(-)

diff --git a/src/main/java/com/booleanuk/core/Exercise.java b/src/main/java/com/booleanuk/core/Exercise.java
index 7987028..5db5803 100644
--- a/src/main/java/com/booleanuk/core/Exercise.java
+++ b/src/main/java/com/booleanuk/core/Exercise.java
@@ -51,12 +51,18 @@ public Exercise(int age) {
         Create a constructor that accepts both a String and an int as parameters, in that order, and assign the values
         provided to the name and age members
      */
-
+    public Exercise(String name, int age) {
+        this.name = name;
+        this.age = age;
+    }
 
 
     /*
         2. Create a method named add that accepts two integers. The method should return the numbers added together.
      */
+    public int add(int numOne, int numTwo) {
+        return numOne + numTwo;
+    }
 
 
 
@@ -64,7 +70,9 @@ public Exercise(int age) {
         3. Create another method named add that accepts two Strings. The method should return the strings concatenated
         together with a space in between.
      */
-
+    public String add(String stringOne, String stringTwo) {
+        return stringOne.concat(" ").concat(stringTwo);
+    }
 
 
 }
diff --git a/src/main/java/com/booleanuk/extension/Extension.java b/src/main/java/com/booleanuk/extension/Extension.java
index 62b878f..035e3bc 100644
--- a/src/main/java/com/booleanuk/extension/Extension.java
+++ b/src/main/java/com/booleanuk/extension/Extension.java
@@ -26,5 +26,40 @@ public class Extension extends ExtensionBase {
         multiply(["2", "7", "3"], 3) -> [6, 21, 9]
      */
 
+    public float add(float floatOne, float floatTwo) {
+        return floatOne + floatTwo;
+    }
 
+    public double add(double doubleOne, double doubleTwo) {
+        return doubleOne + doubleTwo;
+    }
+
+    public float subtract(float floatOne, float floatTwo) {
+        return floatOne - floatTwo;
+    }
+
+    public String subtract(String s, char c) {
+        return s.replaceAll(Character.toString(c), "");
+    }
+
+    public int multiply(int intOne, int intTwo) {
+        return intOne * intTwo;
+    }
+
+    public String multiply(String s, int num) {
+        StringBuilder sBuilder = new StringBuilder(s);
+        for (int i = 0; i < num - 1; i++) {
+            sBuilder.append(",").append(s);
+        }
+        s = sBuilder.toString();
+        return s;
+    }
+
+    public int[] multiply(String[] numbers, int num) {
+        int[] intArray = new int[numbers.length];
+        for (int i = 0; i < numbers.length; i++) {
+            intArray[i] = Integer.valueOf(numbers[i]) * num;
+        }
+        return intArray;
+    }
 }