题解 | 单组_二维字符数组

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);
        int n = in.nextInt();
        int m = in.nextInt(); int finalM = m;       
        String[] outputStrArr = new String[n];
        while(n>0){
            String str = in.next();
            StringBuilder buff = new StringBuilder();
            while(m>0){
                buff.append( str.charAt(m-1) );
                m--;
            }
            outputStrArr[n-1] = buff.toString();
            m = finalM;
            n--;
        }
        for(int i=0; i<outputStrArr.length; i++){
            System.out.println( outputStrArr[i] );
        }
        in.close();
    }

    public static void m1(String[] args) {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        int m = in.nextInt();        
        //char[][] chArrArr = new char[n][m];
        String[] outputStrArr = new String[n];
        while(n>0){
            String str = in.next();
            outputStrArr[n-1] = new StringBuilder(str).reverse().toString();
            n--;
        }
        for(int i=0; i<outputStrArr.length; i++){
            System.out.println( outputStrArr[i] );
        }
        in.close();
    }
}