#include <iostream>
using namespace std;

int main()
{
    bool b1, b2, b3, b4;
    
    b1 = true;
    b2 = false;
    b3 = 17;
    b4 = 0;
    
    cout << b1 << ", " << b2 << endl;
    cout << b3 << ", " << b4 << endl; 
    
    cout << "\n\n"; system( "PAUSE" );  // system( "PAUSE" ) is system dependent
    return( 0 );
}