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  1. import java.io.BufferedReader;
  2. import java.io.IOException;
  3. import java.io.InputStream;
  4. import java.io.InputStreamReader;
  5. import java.io.PrintWriter;
  6.  
  7. public class Main {
  8.  
  9. 	public static void main(String[] args) throws IOException {
  10.  
  11. 		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
  12. 		PrintWriter out = new PrintWriter(System.out);
  13.  
  14. 		String str = br.readLine();
  15. 		int L = str.length();
  16.  
  17. 		int H = (int) Math.ceil(Math.sqrt(L));
  18. 		int W = H;
  19.  
  20. 		if (H * (W - 1) >= L) {
  21. 			W--;
  22. 		}
  23.  
  24. 		int k = 0;
  25. 		char[][] arr = new char[W][H];
  26. 		for (int r = 0; r < W; r++) {
  27. 			for (int c = 0; c < H; c++) {
  28. 				if (k < str.length())
  29. 					arr[r][c] = str.charAt(k++);
  30.  
  31. 			}
  32. 		}
  33.  
  34. 		StringBuffer sb = new StringBuffer("");
  35. 		for (int c = 0; c < H; c++) {
  36. 			for (int r = 0; r < W; r++) {
  37. 				if (arr[r][c] != ' ')
  38. 					sb = sb.append(arr[r][c]);
  39. 			}
  40. 			sb.append(" ");
  41. 		}
  42.  
  43. 		out.println(sb);
  44.  
  45. 		out.close();
  46. 	}	
  47. }
  48.  
Success #stdin #stdout 0.08s 381184KB
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https://ideone.com/1zvv4T
language:
Java (HotSpot 12)
created:
9 years ago
visibility:
public

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