diff --git a/main.cpp b/main.cpp
index db351ef..c2f5aa7 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,4 +1,7 @@
-using namespace std;
+#include <iostream>
+using std::cin;
+using std::cout;
+using std::endl;
 
 int main()
 {
@@ -13,11 +16,13 @@ int main()
     cout<<"Enter another whole number: \n";
     cin>>num2;
 
-    if( num1 = num2 )
+    if( num1 == num2 )
     {
       cout<<"Numbers should be different!\n";
       repeat = true;
-    }
+    } else {
+		repeat = false;
+	}
   }while(repeat);
 
   cout<<"Increasing order: ";