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  1. import java.io.*;
  2. public class Main {
  3.     public static void main (String[]args)throws Exception{
  4.         BufferedReader read = new BufferedReader(new InputStreamReader(System.in));
  5.  
  6.         String[] []A = new String [20][100];
  7.         String result="",input;
  8.         int Y=0,c,i=0,columns,length;
  9.         Character temp;
  10.         for(;5==5;Y=0,result=""){
  11.             columns = Integer.parseInt(read.readLine());
  12.             if(columns == 0){
  13.                 break;
  14.             }
  15.             input = read.readLine();
  16.             length = input.length();
  17.  
  18.             for(i=0;i<(length/columns);i++){
  19.                 for(c=0;c<columns;c++,Y++){
  20.                     temp = input.charAt(Y);
  21.                     A[c][i] = temp.toString();
  22.                 }
  23.                 i++;
  24.                 if(i>=(length/columns)){
  25.                     break;
  26.                 }
  27.                 for(c=columns-1;c>=0;c--,Y++){
  28.                     temp = input.charAt(Y);
  29.                     A[c][i] = temp.toString();
  30.                 }
  31.             }
  32.  
  33.             for(i=0;i<columns;i++){
  34.                 for(c=0;c<(length/columns);c++){
  35.                     result = result + A[i][c];
  36.                 }   
  37.             }
  38.             System.out.println(result);
  39.         } 
  40.     }
  41. }
Success #stdin #stdout 0.08s 212416KB
comments (?)
stdin 
5
toioynnkpheleaigshareconhtomesnlewx
3
ttyohhieneesiaabss
0
stdout 
theresnoplacelikehomeonasnowynightx
thisistheeasyoneab
https://ideone.com/q3VCe
language:
Java (HotSpot 12)
created:
14 years ago
visibility:
public

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