#include <stdio.h>

#define READ(X) {printf(#X"="); scanf("%d",&X);}
#define WRITE(X) printf(#X"=%d\n",X);

int main()
{
	int	a, b, wa, sa, seki, shou;

	READ(a)
	READ(b)
	wa = a + b;
	sa = a - b;
	seki = a * b;
	shou = a / b;
	WRITE(wa)
	WRITE(sa)
	WRITE(seki)
	WRITE(shou)
	return 0;
}