#include <stdio.h>

int main (void)
{
    int i;
    int s = -1;
    
    /* begin loop */
    for (i = 0; i < 5; i++)
    {
		printf ("i=%d s=%2d\n", i, s++);
    }
    
    /* demonstrates prefix-operator '++' */
    printf ("and once more, s=%d\n", ++s + 4);
    
    return 0;
}