Hroof Doku

Hroof Doku is a Sudoku game with arabic letters instead of numbers. In each puzzle you will be given 9x9 cells with some filled and some empty and you will be given 9 letters to choose from, the challenge is to fill each cell with one of the given arabic letters in a way that a letter appears only once in each row, each column and each 3x3 block. Each puzzle has only one possible logical solution. After you win the hidden word will be revealed to you.