#include <stdio.h> int isPalindrome(int number) { int reversed = 0; int original = number; while (number != 0) { int remainder = number % 10; reversed = reversed * 10 + remainder; number /= 10; } return (original == reversed); } int main() { int number; printf("请输入数字: "); scanf("%d", &number); if (isPalindrome(number)) { printf("%d 是回文数", number); } else { printf("%d 不是回文数", number); } return 0; }