2857 : 세로읽기

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.util.StringTokenizer;
 
public class Main {
 
    public static void main(String[] args) throws IOException {
        // TODO Auto-generated method stub
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        //StringTokenizer st = new StringTokenizer(in.readLine());
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
     
        String st1[] = new String[5];
        char arr[][] = new char [15][15];
        int i, j;
         
        for (i = 0; i < 5; i++) {
            st1[i] = in.readLine();
        }
         
        int len = 0;
         
        for (j = 0; j < 15; j++) {
            for (i = 0; i < 5; i++) {
                if (st1[i].length() <= j) continue;
                bw.write(String.format("%c", st1[i].charAt(j)));
                bw.flush();
            }
        }
    }
 
}

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