//Soundex in Java

public class SoundEx 
{ 
    public static String SoundEx(String z) 
    { 
        char[] n = z.toUpperCase().toCharArray();
        char StringX = n[0];

        for (int i = 0; i < n.length; i++) 
        {
            switch (n[i]) 
            {
                case 'B':
                case 'F':
                case 'P':
                case 'V': { n[i] = '1'; break; 
                }

                case 'C':
                case 'G':
                case 'J':
                case 'K':
                case 'Q':
                case 'S':
                case 'X':
                case 'Z': { n[i] = '2'; break; 
                }

                case 'D':
                case 'T': { n[i] = '3'; break; 
                }

                case 'L': { n[i] = '4'; break; 
                }

                case 'M':
                case 'N': { n[i] = '5'; break; 
                }

                case 'R': { n[i] = '6'; break; 
                }

                default:  { n[i] = '0'; break; 
                }
            }
        }

        String Sx = "" + StringX;
        for (int i = 1; i < n.length; i++)
            if (n[i] != n[i-1] && n[i] != '0')
                Sx += n[i];

       Sx = Sx + "0000";
        return Sx.substring(0, 4);
    }

	public static void main(String[] args) 
    {
        String L1 = args[0];
        String L2 = args[1];
        String m1 = SoundEx(L1);
        String m2 = SoundEx(L2);
        System.out.println(m1 + ": " + L1);
        System.out.println(m2 + ": " + L2);
    }
}