#include <stdio.h>
 
/*
	main関数内で６つの整数x、y、sum、diff、mul、modを定義しなさい。
	そして、sum、diff、mul、modのアドレスを指すポインタ変数を使って
	x, yの和，差，積、商をそれぞれ格納する以下の関数calを作成し、
	main関数内で各計算結果を表示しなさい。
	ただし、関数内で計算される差の結果は必ず正の整数として格納すること。
	また、商の計算結果は小数点以下を切り捨てとすること。
 
	void cal（int x, int y, int *sum, int *diff, int *mul, int *mod）
*/
 
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;
	if(y!=0) *mod = x/y;
	else *mod = 0;
}
 
int main(void) {
	int x=3;
	int y=5;
	int sum, diff, mul, mod;
	cal(x,y,&sum,&diff,&mul,&mod);
	printf("x = %d, y = %d, sum = %d, diff = %d, mul = %d, mod = %d",x,y,sum,diff,mul,mod);
	return 0;
}
 

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