#include "stdio.h"
int main()
{
short x;
short y = 0xf9db;
unsigned short z = 0xf9db;
int i = 10;
unsigned int j = 10;
printf("y = %d\r\n", y);//有符号，直接可以输出-1573
printf("z = %d\r\n", z);//无符号，输出正值
x = -1*((~z)+1);//无符号的变为有符号
printf("x = %d\r\n", x);
printf("y除以有符号数： %d\r\n", y/i);//正确
printf("y除以无符号数： %d\r\n", y/j);//出现问题
printf("z除以无符号数： %d\r\n", z/j);//正确
return 0;
}
