#include <stdio.h>

void cal(int x, int y, int *sum, int *diff, int *mul, int *mod);

int main(void) {
	int x, y, sum, diff, mul, mod;
	
	scanf("%d %d",&x, &y);
	
	cal( x, y, &sum, &diff, &mul, &mod);
	
	printf(" sum=%d \n diff=%d \n mul=%d \n mod=%d", sum, diff, mul, mod);
	
	return 0;
}

void cal(int x, int y, int *sum, int *diff, int *mul, int *mod){
	*sum=x+y;
	*diff=x-y;
	if(*diff<0) *diff=(-1)*(*diff);
	*mul=x*y;
	*mod=x/y;

}