Condition||Simple if Statement|Dev c++

#include <iostream>
using namespace std;
main(){
       int num;
       cout<<"Please enter the number"<<endl;
       cin>>num;
       if(num==1){
                 cout<<"Number is equal to 1"<<endl;
               
                 }
                 system("pause");
       }

Output:

Please enter the number

1

Number is equal to 1