回文对称数判断

2023/1/17

题目https://ac.nowcoder.com/acm/contest/19305/1050

#include<iostream>
#include<cstdio>

using namespace std;

int main()
{
    int n;
    cin >> n;
    int i;
    for(  i=1;i<=n; i++ )
    {
        int sum =0;
        int t =i;
        while(t)
        {
            sum = t%10 + sum*10;
            t /= 10;
        }
        if( sum==i )
        {
            cout << i<<endl;;
        }
    }
    return 0;
}