题解 | #华为no.12 字符串反转#

与上一条一样

public class Main {
    public static void main(String[] args) {
        //逆序输出
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        StringBuilder sb= new StringBuilder();
        for (int i=s.length()-1;i>=0;i--) {
            sb.append(s.charAt(i));
        }
        System.out.println(sb.toString());
    }
}