diff --git a/main.cpp b/main.cpp
index db351ef..ddc56e2 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,3 +1,4 @@
+#include<iostream>
 using namespace std;
 
 int main()
@@ -5,19 +6,21 @@ int main()
   int num1;
   int num2;
   bool repeat = false;
-
   do
   {
     cout<<"Enter a whole number: \n";
     cin>>num1;
     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: ";