[BOJ] 10798 세로읽기 (JAVA)

https://www.acmicpc.net/problem/10798

10798번: 세로읽기

import java.io.BufferedReader;
import java.io.InputStreamReader;

public class Main {
    
    static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    static StringBuilder sb = new StringBuilder();

    public static void main(String[] args) throws Exception {

        char[][] arr = new char[5][];
        for (int i = 0; i < 5; i++) {
            arr[i] = br.readLine().toCharArray();
        }

        for (int i = 0; i < 15; i++) {
            for (int j = 0; j < 5; j++) {
                if (arr[j].length <= i) continue;
                sb.append(arr[j][i]);
            }
        }

        System.out.print(sb.toString());

    }

}