#include <stdio.h>
void cal(int x, int y, int *sum, int *diff, int *mul, int *mod){
*sum=x+y;
if(x-y<0)
*diff=-1*(x-y);
else
*diff=x-y;
*mul=x*y;
if(y!=0)
*mod=x/y;
else
*mod=0;
}
int main(void) {
int x,y,sum,diff,mul,mod;
cal(x,y,&sum,&diff,&mul,&mod);
printf("和 %d、差 %d、積 %d、商 %d",sum
,diff
,mul
,mod
);
return 0;
}
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