题解 | #数字颠倒#
数字颠倒
https://www.nowcoder.com/practice/ae809795fca34687a48b172186e3dafe
#include <iostream>
using namespace std;
int main() {
    int n;
    cin >> n;
    if(n == 0) cout << n;
    while(n){
        cout << n % 10;
        n /= 10;
    }
    return 0;
}

