#include <stdio.h>
void cal(int x, int y, int *sum, int *diff, int *mul, int *mod);
 
int main(void) {
	int x,y;
	int sum,diff,mul,mod;
	scanf("%d",&x);
	scanf("%d",&y);
	cal(x,y,&sum,&diff,&mul,&mod);
	printf("sum=%d\n",sum);
	printf("diff=%d\n",diff);
	printf("mul=%d\n",mul);
	printf("mod=%d\n",mod);
		return 0;
}
void cal(int x, int y, int *sum, int *diff, int *mul, int *mod)
{
	*sum=x+y;
	if(x>y){
		*diff=x-y;
	}
	else{
		*diff=y-x;
	}
	*mul=x*y;
	*mod=x/y;
}
 

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