题解 | #数字颠倒#

import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int nextInt = sc.nextInt();
        char[] chars = String.valueOf(nextInt).toCharArray();
        //System.out.println(chars[0]);
        for (int i= 0 ;i<chars.length ; i++){
            System.out.print(chars[chars.length-i-1]);
        }
    }
}