Discussion on: Daily Challenge #44 - Mexican Wave

public void wave(String input)
{
 char[] arr = input.toCharArray();
  for(int i=0; i<arr.length;i++)
    {
     if(!(arr[i]==' '))
        {
        arr[i] = Character.toUpperCase(arr[i]);
        System.out.print(String.valueOf(arr)+", ");
        arr[i] = Character.toLowerCase(arr[i]);
       }
    }
}