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a guest Jun 20th, 2019 64 Never
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  1. Scanner scan = new Scanner(System.in);
  2.  
  3.         System.out.println("Would you like to play a game called Threes? Y/N");
  4.         String answer = scan.nextLine();        //Simple yes or no
  5.  
  6.         if (answer.contains("Y") || (answer.contains("y"))) {
  7.             System.out.println("OK, want to know how it works? Y/N");
  8.             String answer2 = scan.nextLine();
  9.             if (answer2.contains("n") || (answer2.contains("N"))) {
  10.                 System.out.println("OK, Enter a single number.");
  11.  
  12.                 int mistake = 0;    //Used as a counter for number of division mistakes made
  13.                 int numstart = scan.nextInt();  //First number input
  14.                 int current = numstart;     //Current number displayed - starts as the first number
  15.  
  16.                 System.out.println("Enter 1 or -1 if you're adding or subtracting, and 0 to divide.");
  17.                 System.out.println(numstart);       //Displays first number input
  18.                 int input = scan.nextInt();     //First function performed by user
  19.  
  20.                 while (current != 1) {      //The game will run until the number '1' is reached
  21.                     if (input == 1) {       //If '1' is input, add one to the number, and display new number
  22.                         current++;
  23.                         System.out.println(current);
  24.                         input = scan.nextInt();
  25.                     }
  26.                     if (input == -1) {      //If '-1' is input, subtract one from the number, and display new number
  27.                         current--;
  28.                         System.out.println(current);
  29.                         input = scan.nextInt();
  30.                     }
  31.                     if (input == 0) {       //If '0' is input, try to divide
  32.                         if (current % 3 != 0 && current != 1) {     //If you can't divide by three, try again
  33.                             System.out.println("Try again.");
  34.                             mistake++;
  35.                             input = scan.nextInt();
  36.                         }
  37.                         if (current % 3 == 0) {     //If you can divide, do it and display new number
  38.                             current = current / 3;
  39.                             System.out.println(current);
  40.                             input = scan.nextInt();
  41.                         }
  42.                     }
  43.                     if (input == 69 || input == 666)     //Cheat code! If you input 69 or 666, you automatically win
  44.                         break;
  45.                     if (((input > 1) && (input != 69) && (input != 666)) || input < -1) {        //If input is not valid, try again and display error
  46.                         System.out.println("Error - wrong input.");
  47.                         input = scan.nextInt();
  48.                     }
  49.                 }
  50.                 System.out.println("You Win! Mistakes: " + mistake + "n");        //Will display a win condition, and amount of division errors
  51.                 System.out.println("Thank you for playing Threes n - Chris Burbach");
  52.             }
  53.             System.out.println("Credits? Y/N");
  54.             String credits = scan.nextLine();
  55.  
  56.             if(credits.contains("Y")||credits.contains("y"))
  57.             {
  58.                 System.out.println("n***********************************************************************");
  59.                 System.out.println("*Threes: a game of dividing by three - inspired by my boredom in class*");
  60.                 System.out.println("***********************************************************************");
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