int b = 0, c = 0;// b 输入的0~255之间的数 c 移动位数
printf("请输入一个整数和移动位数\n");
scanf("%d%d", &b, &c);
unsigned char a = b;
unsigned char left = 0;//存储左移之后的结果

    unsigned char right = 0;//存储右移之后的结果

    //循环移位

    right = a >> c;
left = a << (8 - c);
printf("%d\n", left | right);