#include<stdio.h>
int main()
{
int x,y;
x = 10;
y = -3;
int result1=x+y;
int result2=x-y;
int result3=x*y;
int result4=x/y;
int result5=x%y;
printf("x+y=%d\n",result1 );
printf("x-y=%d\n",result2 );
printf("x/y=%d\n",result4 );
printf("x*y=%d\n",result3 );
printf("x%y=%d\n",result5 );
return 0;
}厉害了了我的哥
最后的x%y改成x%%y,因为C11定义中%与转义%有冲突,要在C中打印%需要%%