Magic Black Square 1.0

Magical black square - an application that can guess the number you conceived).

Rules of the game:

1. Think of any two-digit number.
2. Subtract from it constituents its numbers
(For example, from among 54 it is necessary to subtract 5 and 4, you get 45).
3. Find this number in the table and a symbol to which it corresponds.
4. Imagine yourself mentally that symbol, looking at the black square.
5. Click on the magic square of black - a black square to guess your character.