import java.util.Scanner;


public class Testcode {
	public static void main(String[] args){

		Scanner input = new Scanner(System.in);
		boolean playAgain = false;
		do{
			System.out.println("Guess the random number:");

			int userGuess = -1;
			int randomNumber = 5;
			int numberOfAttempts = 1;

			String text = input.nextLine();
			userGuess = checkIfInteger(text, input); //keeps asking for a integer until it has one.

			while(userGuess != randomNumber){
				System.out.println("You guessed wrong! Guess again:");
				text = input.nextLine();
				userGuess = checkIfInteger(text, input);
				numberOfAttempts++;
			}

			if(userGuess == randomNumber){
				System.out.println("You guessed right in "+numberOfAttempts+" attempts.");
				System.out.println("Wanna play again?");
				String reply = input.nextLine();

				if(reply.toLowerCase().startsWith("y")){
					playAgain = true;
				}
				else{
					playAgain = false;
				}
				
			}
		} while (playAgain);
	}

	private static int checkIfInteger(String text, Scanner input) {
		while(true){
			try{
				int number = Integer.parseInt(text);
				return number;
			}
			catch(NumberFormatException nfe){
				System.out.println("You didnt write an integer! Please try again:");
				text = input.nextLine();
			}
		}
	}
}