import java.io.*;
import java.util.Scanner;
 
public class FormatText1
{
   public static void main(String[] args)  throws IOException
   {
      String[] a = new String[100];       // Create String array of 100 elem's
      int numWords;                       // Count # words in input

      File myFile = new File("inp2");     // Open file "inp2"
      Scanner in = new Scanner(myFile);   // Make Scanner obj with opened file    
 
      numWords = 0;
 
      while ( in.hasNext() )
      {
         a[numWords] = in.next();          // Read next string (word)
         numWords++;                       // Count # words AND use next
                                           // array element for next word
      }
 
      String line;     // 1 line

      line = "";

      for ( int i = 0; i < numWords; i++ )
      {
         if ( line.length() + 1 /* space */ + a[i].length() <= 30 )
         {
            line = line + " " + a[i];
         }
         else
         {
            System.out.println(line);       // Next word can't fit
            line = a[i];
         }
      }
   }
}