Guess Number - 1A2B 1.0

The objective is to guess a secret number that consists of four different digits, while receiving feedback in the form of A's and B's to indicate correct digits in correct and incorrect positions.

You start by making a guess of a four-digit number. After each guess, you'll receive feedback denoting how many digits are correct and in the correct position (A) and how many are correct but in the wrong position (B). Use this information to make further guesses.

Yes, all digits must be different. You cannot repeat any digit within your guess.

Typically, players have a maximum of 10 guesses to identify the correct number.

If you guess the number correctly, you win the game!

Yes, you can play it solo against a generated secret number or with friends where one person thinks of a number and the other guesses.

The original rules don't specify a timer, but you could add one for extra challenge if playing with friends.

Yes, 'Guess Number - 1A2B' can be played on mobile devices if you download it as an app or find an online version.

Generally, the standard version involves using four different digits. You could modify it by changing the number of digits for different difficulty levels.

It's suitable for all ages, usually recommended for children age 8 and up who can understand numbers and basic logic.