#include <stdio.h>

void cal(int x,int y,int *sum,int *diff,int *mul,int *mod){
*sum=x+y;
*diff=abs(x-y);
*mul=x*y;
*mod=x/y;
}

int main(void){
int x=10;
int y=4;
int sum,diff,mul,mod;

cal(x,y,&sum,&diff,&mul,&mod);

printf("和 %d+%d=%d\n",x,y,sum);
printf("差 %d-%d=%d\n",x,y,diff);
printf("積 %d×%d=%d\n",x,y,mul);
printf("商 %d÷%d=%d\n",x,y,mod);

	return 0;
}