Introduction - If you have any usage issues, please Google them yourself
The example of a presentation prepared by using C language perfect game, so games run in graphics mode of thinking of the game is very simple to use box 25 to form a 5 by 5 matrix, the user with a box as the center Fill in the entire matrix of a cross composed of five box. When the user when filling in the position to repeat the procedure to determine whether the current position had been filled, has been the place that had been filled will be filled as a result of repeat 2 into non-filled state. So that users in different locations have been filled until the matrix has been filled so far, Game is over