private static String ai_simple_response(String input) {
		int rand = 0;
		String[] avaActionStr = input.split(" ");
		for(int i = 0; i < avaActionStr.length; i++) {
			System.out.print(avaActionStr[i]+ " ");
		}
		System.out.println("\n");
		
		do {
			rand = (int) (Math.random() * 6);
		} while (0 == Integer.parseInt(avaActionStr[rand]) || 4 == rand || 1 == rand);
		
		String response = Game.actionIndex[rand];
		
		//Bet and raise need argument.
		if (rand == 5 || rand == 3) {
			response += " 10";
		}
		return response;
	}