Bulls and Cows
Crack the secret 4-digit code within 8 guesses.
How to play
- Enter a 4-digit guess.
- A "bull" (●) means a digit is correct and in the right position.
- A "cow" (○) means a digit is in the code but in the wrong position.
- Use the bulls and cows to deduce the code before you run out of guesses.
Controls
Type a 4-digit guess and submit
How you earn
Cracking the code unlocks the claim; cracking it in 5 guesses or fewer pays a bigger bonus.
Tip
First find which digits are in the code (total bulls + cows), then work out their order.