Trouver le nombre masqué

A puzzle game, very entertaining his goal is to find the randomly selected number from 3 to 10 digits according to several levels of difficulty.



a digit number that appear only once.

a digit number in the right position will be indicated by the letter V.

A digit number that exists but not in the right position will be indicated by the letter F.

a digit number that does not exist will be specified by the digit 0.



for example:



if the hidden number is 123 and you type the number 513 the application will display 0FV