// i/o example

#include <iostream>
using namespace std;

int main ()
{
int i;
cout << "Please enter an integer value: ";
cin >> i;
cout << "The value you entered is " << i;
cout << " and its double is " << i*2 << ".\n";
return 0;
}

Please enter an integer value: 702
The value you entered is 702 and its double is 1404.

funsi cin apa gan ?
dan itu tiba2 di output kok bisa ada 702 gmn caranya gan ?