Pica Centro

Pica Centro is a numbers guessing game. You are playing against the computer.

A Pica is a correct digit in the wrong position. A Centro is a correct digit in the right position.

Say that the computer's "secret number" is 1234. If your guess is 5247, then the computer's response will be "1 Pica, 1 Centro".

Picks/Guesses cannot start with zero. Digits cannot be repeated.