题解 | #数字颠倒#
数字颠倒
https://www.nowcoder.com/practice/ae809795fca34687a48b172186e3dafe
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 sc = new Scanner(System.in);
while (sc.hasNext()){
String str = sc.nextLine();
StringBuffer sb = new StringBuffer(str);
String strRev = sb.reverse().toString();
System.out.println(strRev);
}
}
}
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