#include <stdio.h>
void cal(int x,int y,int *sum,int **diff,int *mul,int *mod);
int main(void) {
int x,y,s,t,r,q;
cal(x,y,&s,&t,&r,&q);
printf("sum:%d diff;%d mul:%d mod:%d \n",s
,t
,r
,q
);
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;
}
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