#include <iostream>
using namespace std;

int main()
{
    int i = 5;  // i is declared and assigned the value 5
    
    i = i + 1;  // i is assigned the new value of "old i" + 1
    cout << i << "\n";
 
 // The ++ operator increments by 1.
 // i++ uses then increments (postfix)
    cout << i++ << ", " << i << "\n";
// whereas ++i increments then uses (prefix)
    cout << ++i << ", " << i << "\n";
    
// i += 5 means same as i = i + 5
    i += 5;
    cout << i << "\n";
                       
    cout << "\n\n"; system( "PAUSE" );  // system( "PAUSE" ) is system dependent
    return( 0 );
}