这题真的过分了，兄弟们
字符逆序
https://www.nowcoder.com/practice/cc57022cb4194697ac30bcb566aeb47b
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
String string = scanner.nextLine();
System.out.println(new StringBuilder(string).reverse());
}
}
