diff --git a/ContaPessoas.xcodeproj/project.pbxproj b/ContaPessoas.xcodeproj/project.pbxproj
index 9ce30d1..ca06d09 100644
--- a/ContaPessoas.xcodeproj/project.pbxproj
+++ b/ContaPessoas.xcodeproj/project.pbxproj
@@ -438,6 +438,7 @@
 				27A199C81A94B2A8008DC684 /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
 		};
 		27A199C91A94B2A8008DC684 /* Build configuration list for PBXNativeTarget "ContaPessoasTests" */ = {
 			isa = XCConfigurationList;
@@ -446,6 +447,7 @@
 				27A199CB1A94B2A8008DC684 /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
 		};
 /* End XCConfigurationList section */
 	};
diff --git a/ContaPessoas/Base.lproj/Main.storyboard b/ContaPessoas/Base.lproj/Main.storyboard
index 99fa0dc..1c62221 100644
--- a/ContaPessoas/Base.lproj/Main.storyboard
+++ b/ContaPessoas/Base.lproj/Main.storyboard
@@ -23,30 +23,30 @@
                                 <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
                                 <nil key="highlightedColor"/>
                             </label>
-                            <button opaque="NO" contentMode="scaleToFill" misplaced="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="hYm-mB-gId">
-                                <rect key="frame" x="167" y="75" width="128" height="224"/>
+                            <button opaque="NO" contentMode="scaleToFill" misplaced="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="jQx-1Z-n65">
+                                <rect key="frame" x="325" y="81" width="111" height="211"/>
                                 <constraints>
-                                    <constraint firstAttribute="height" constant="300" id="GJ8-PI-wpB"/>
-                                    <constraint firstAttribute="width" constant="150" id="wRK-D8-fAn"/>
+                                    <constraint firstAttribute="width" constant="300" id="D13-p5-bzh"/>
+                                    <constraint firstAttribute="height" constant="150" id="Q06-7B-no7"/>
                                 </constraints>
-                                <state key="normal" image="boy.png">
+                                <state key="normal" title="Button" image="girl.png">
                                     <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
                                 </state>
                                 <connections>
-                                    <action selector="clickBoy:" destination="9pv-A4-QxB" eventType="touchDown" id="QWF-hu-z2B"/>
+                                    <action selector="clickGirl:" destination="9pv-A4-QxB" eventType="touchDown" id="7bZ-J4-gek"/>
                                 </connections>
                             </button>
-                            <button opaque="NO" contentMode="scaleToFill" misplaced="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="jQx-1Z-n65">
-                                <rect key="frame" x="298" y="81" width="111" height="211"/>
+                            <button opaque="NO" contentMode="scaleToFill" misplaced="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="hYm-mB-gId">
+                                <rect key="frame" x="150" y="75" width="128" height="224"/>
                                 <constraints>
-                                    <constraint firstAttribute="width" constant="300" id="D13-p5-bzh"/>
-                                    <constraint firstAttribute="height" constant="150" id="Q06-7B-no7"/>
+                                    <constraint firstAttribute="height" constant="300" id="GJ8-PI-wpB"/>
+                                    <constraint firstAttribute="width" constant="150" id="wRK-D8-fAn"/>
                                 </constraints>
-                                <state key="normal" title="Button" image="girl.png">
+                                <state key="normal" image="boy.png">
                                     <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
                                 </state>
                                 <connections>
-                                    <action selector="clickGirl:" destination="9pv-A4-QxB" eventType="touchDown" id="7bZ-J4-gek"/>
+                                    <action selector="clickBoy:" destination="9pv-A4-QxB" eventType="touchDown" id="QWF-hu-z2B"/>
                                 </connections>
                             </button>
                         </subviews>
@@ -67,7 +67,7 @@
                 </viewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="W5J-7L-Pyd" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="750" y="-320"/>
+            <point key="canvasLocation" x="742" y="-376"/>
         </scene>
         <!--Second-->
         <scene sceneID="wg7-f3-ORb">
diff --git a/ContaPessoas/Contador.h b/ContaPessoas/Contador.h
index 18b7c16..8079c9e 100644
--- a/ContaPessoas/Contador.h
+++ b/ContaPessoas/Contador.h
@@ -6,13 +6,21 @@
 //  Copyright (c) 2015 Vinicius Miana. All rights reserved.
 //
 
+@protocol Mostrador <NSObject>
+@required
+-(void)atualiza;
+@end
+
 @interface Contador : NSObject 
 
+@property (nonatomic,weak)id mostrar;
+
 - (void)maisUmCueca;
 - (void)maisUmaGata;
 
 -(int)getBoys;
 -(int)getGirls;
-
+-(int)getTotal;
++(id)getInstance;
 @end
 
diff --git a/ContaPessoas/Contador.m b/ContaPessoas/Contador.m
index fa64ad8..308a006 100644
--- a/ContaPessoas/Contador.m
+++ b/ContaPessoas/Contador.m
@@ -11,24 +11,29 @@
 
 
 @implementation Contador {
+   
     int boy;
     int girl;
 }
+static Contador *contador = nil;
 
 -(id)init {
     self = [super init];
-    if (self) {
+    if (self == nil) {
         boy = 0;
         girl = 0;
+        
     }
     return self;
 }
 
 - (void)maisUmCueca {
     boy = boy + 1;
+    [_mostrar atualiza];
 }
 - (void)maisUmaGata {
     girl++;
+    [_mostrar atualiza];
 }
 
 -(int)getBoys {
@@ -38,7 +43,15 @@ -(int)getBoys {
 -(int)getGirls {
     return girl;
 }
-
+-(int)getTotal{
+    return boy + girl;
+}
++(id)getInstance{
+    if (contador == nil) {
+        contador = [[Contador alloc]init];
+    }
+    return contador;
+}
 
 
 @end
diff --git a/ContaPessoas/FirstViewController.m b/ContaPessoas/FirstViewController.m
index fc70dd5..99bda30 100644
--- a/ContaPessoas/FirstViewController.m
+++ b/ContaPessoas/FirstViewController.m
@@ -19,7 +19,7 @@ @implementation FirstViewController {
 
 - (void)viewDidLoad {
     [super viewDidLoad];
-    contador = [[Contador alloc] init];
+    contador = [Contador getInstance];
     // Do any additional setup after loading the view, typically from a nib.
 }
 
@@ -39,3 +39,4 @@ - (IBAction)clickGirl:(id)sender {
 }
 
 @end
+//rip in peace
\ No newline at end of file
diff --git a/ContaPessoas/SecondViewController.h b/ContaPessoas/SecondViewController.h
index f907831..cbeddfc 100644
--- a/ContaPessoas/SecondViewController.h
+++ b/ContaPessoas/SecondViewController.h
@@ -7,8 +7,9 @@
 //
 
 #import <UIKit/UIKit.h>
+#import "Contador.h"
 
-@interface SecondViewController : UIViewController
+@interface SecondViewController : UIViewController <Mostrador>
 
 @property (weak, nonatomic) IBOutlet UILabel *totalBoys;
 @property (weak, nonatomic) IBOutlet UILabel *totalGirls;
diff --git a/ContaPessoas/SecondViewController.m b/ContaPessoas/SecondViewController.m
index a2a66f5..988e40f 100644
--- a/ContaPessoas/SecondViewController.m
+++ b/ContaPessoas/SecondViewController.m
@@ -10,30 +10,35 @@
 #import "Contador.h"
 
 @interface SecondViewController () {
-      Contador *contador;
 }
 
 @end
 
-@implementation SecondViewController
+@implementation SecondViewController{
+    Contador* contador;
+}
+
 
 - (void)viewDidLoad {
     [super viewDidLoad];
-    contador = [[Contador alloc] init];
-}
-
+    contador = [Contador getInstance];
+    [self atualiza];
 
 
+}
 - (void)didReceiveMemoryWarning {
     [super didReceiveMemoryWarning];
     // Dispose of any resources that can be recreated.
-}
+    }
 
 - (IBAction)click:(id)sender {
     _totalBoys.text = [NSString stringWithFormat: @"%d", [contador getBoys]];
     _totalGirls.text = [NSString stringWithFormat: @"%d", [contador getGirls]];
-    _total.text = [NSString stringWithFormat:@"%d", [contador getGirls] + [contador getBoys] ];
+    _total.text = [NSString stringWithFormat:@"%d", [contador getTotal]];
+}
+-(void)atualiza{
+_totalBoys.text = [NSString stringWithFormat: @"%d", [contador getBoys]];
+_totalGirls.text = [NSString stringWithFormat: @"%d", [contador getGirls]];
+_total.text = [NSString stringWithFormat:@"%d", [contador getTotal]];
 }
-
-
 @end
diff --git a/ContaPessoasTests/ContaPessoasTests.m b/ContaPessoasTests/ContaPessoasTests.m
index 579bb3f..99d5b99 100644
--- a/ContaPessoasTests/ContaPessoasTests.m
+++ b/ContaPessoasTests/ContaPessoasTests.m
@@ -21,6 +21,7 @@ - (void)testContaMeninos {
     Contador *c = [[Contador alloc] init];
     [c maisUmCueca];
     XCTAssert(([c getBoys] == 1), @"Pass");
+    XCTAssert(([c getTotal] == 1), @"Pass");
 }
 
 - (void)testContaMeninas {