// post_pre.c
#include <stdio.h>

int main(void)
{
	int a = 1, b = 1;
	int aplus, plusb;

	// postfix: a is changed after its value is used
	aplus = a++;
	// prefix: b is changed before its value is used
	plusb = ++b;
	printf("a   aplus   b   plusb\n");
	printf("%1d %5d %5d %5d\n", a, aplus, b, plusb);
	return 0;
}