#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",&x);printf("x :%d\n",x);
	scanf("%d",&y);printf("y :%d\n",y);
 
	cal(x,y,&sum,&diff,&mul,&mod);
 
	printf("sum:%d def:%d mul:%d 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;
	*mul = x*y;
	*mod = x/y;
	if(*diff<0){
		*diff = -*diff;
	}
}

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