用c语言输出一个三位数整数的逆序数。比如输入123,输出321

#include <stdio.h>

int main() {
    int num, reverse = 0;
    printf("请输入一个三位数整数：");
    scanf("%d", &num);
    while (num != 0) {
        reverse = reverse * 10 + num % 10;
        num /= 10;
    }
    printf("该数的逆序数为：%d\n", reverse);
    return 0;
}