public class One {
  public static void main(String[] args) {
    for (String w : args) 
      System.out.print( scramble(w) + " " );     
  } 
  public static String scramble(String word) {
    String newWord = ""; 
    if (word.length() > 3) {
      int length = word.length(); 

      int letter1 = (int)(Math.random() * (length - 2)) + 1; 
      int letter2 = (int)(Math.random() * (length - 2)) + 1; 

      while (letter1 == letter2) 
        letter2 = (int)(Math.random() * (length - 2)) + 1; 
      if (letter1 > letter2) {
        // System.out.println( letter1 + " " + letter2 );	
        letter1 = letter1 + letter2; 
        letter2 = letter1 - letter2; 
        letter1 = letter1 - letter2; 
        // System.out.println( letter1 + " " + letter2 );
      } 
      newWord = word.substring(0, letter1) + 
                word.charAt(letter2) + 
                word.substring(letter1+1, letter2) + 
                word.charAt(letter1) + 
                word.substring(letter2 + 1);
    } else {
      newWord = word; 
    }
    return "[" + newWord + "]";
  } 
}