diff --git a/main.cpp b/main.cpp
index db351ef..5071dd6 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,3 +1,4 @@
+#include <iostream>
 using namespace std;
 
 int main()
@@ -13,11 +14,15 @@ 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: ";