Using int in C++ Program

Example: Using integer variables in C++ programs.

#include<iostream>

using namespace std;

int main()

{

  int rollno;

  cout<<"What is your Roll Number? ";

  cin>>rollno;

  cout<<"Your Roll Number is "<<rollno;

  return 0;

}

Output of Program

What is your Roll Number? 101
Your Roll Number is 101

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