题解 | #字符串反转#
字符串反转
https://www.nowcoder.com/practice/e45e078701ab4e4cb49393ae30f1bb04
import java.util.Scanner;
// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
String input = in.nextLine();
StringBuffer sb = new StringBuffer();
for(int i=0; i<input.length(); i++){
sb.append(input.substring(i,i+1));
}
System.out.println(sb.reverse());
}
}
