题解 | #回文对称数#

#include <stdio.h>

int main() {
    int n;
    scanf("%d", &n);
    for (int i = 1; i <= n; i++) {
        int m = i, sum = 0;
        while (m) {
            sum = sum * 10 + m % 10;
            m /= 10;
        }
        if (sum == i)
            printf("%d\n", i);
    }
    return 0;
}