如下,这么写为什么不行
#include <stdio.h>
int main()
{
int x,y;
x = 10;
y = -3;
A=x+y;
B=x-y;
c=x*y;
d=x/y;
e=x%y;
printf("x+y=%d\n", A );
printf("x-y=%d\n", B );
printf("x*y=%d\n", c );
printf("x/y=%d\n", d );
printf("x%y=%d\n", e );
return 0;
}