c++ cout hatası !!

#include <iostream> 
  using namespace std; 
   
  main () { 
        
       int x=5; 
        
       do( 
          
           cout << "Selam"; 
           x++; 
          
        
            ); 
            while(x<4); 
        
       cin >> x; 
        
        
        
       }

#include <iostream> 
  using namespace std; 
   
  int main () { 
        
       int x=0; 
        
       do{ 
          
           cout << "Selam"; 
           x++; 
       }while(x<4); 
        
        
       return 0; 
        
       }