public static void main (String[] args)
    {
    	char charUsed;
    	String stringUsed;
    	int choice = -1;
        boolean inProgress = true;
        Scanner  inputStream = new Scanner(System.in);
        while(inProgress == true)
        {
        	charUsed = getKeyCharacter();
        	stringUsed = getString();
        	System.out.println("Pick one of the three things (1-3) :");
        	System.out.println("1. The target string with the key character replaced by dollar-signs.");
        	System.out.println("2. The target string with the key character removed.");
        	System.out.println("3. The number of occurrences of the key character (case sensitive) in the target string.");
        	while(choice < 0 || choice > 4)
        		choice = inputStream.nextInt();
        	if(choice == 1)
        	{
        		System.out.println("You chose to replace the dollar character with dollar-signs");
        		choice = -1;
        	}
        	else if(choice == 2)
        	{
        		System.out.println("You chose to remove the character.");
        		choice = -1;
        	}
        	else
        	{
        		System.out.println("You chose count the number of occurrences of the character");
        		choice = -1;
        	}

        }
    }