#include <stdio.h>

int main(void) {
	int x,y,a,b,c,d;
	scanf("%d",&x);
	scanf("%d",&y);
	cal(x,y,&a,&b,&c,&d);
	printf("sum:%d,diff*:%d,mul:%d,mod:%d",a,b,c,d);
	return 0;
}
void cal(int x,int y,int *sum,int *diff,int *mul, int *mod){
	*sum = x+y;           
    *diff= x-y;      
    *mul = x*y;            
    *mod = x/y;   
	if(*diff<0){
		*diff=-*diff;
	}
}