Simple brute force method to solve the famous "Chiffres" puzzle
A simple script to use a brute-force search method to find a solution to the famous "Chiffres" puzzle from the TV show named "Des Chiffres et des lettres" (known as "Countdown" in the UK, and as "Cijfers en Letters" in Dutch). See: http://fr.wikipedia.org/wiki/Des_chiffres_et_des_lettres