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Raspberry Pi By Example by Arush Kakkar, Ashwin Pajankar

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Building a snake game

Who doesn't remember the classic game called Snake, which involves a snake chasing a morsel of food? It is probably the very first game that you played as a child. The basic premise of the game is that you control a snake and lead it to a morsel of food. Every time the snake consumes that food, it grows by one unit length, and if the snake hits a boundary wall or itself, it dies. Now as you can imagine, the more you play the game, the longer the snake grows, which, consequently, makes it more difficult to control the snake. In some versions of the game, the speed of the snake also increases, making it even more difficult to control. There comes a point where you simply run out of screen space and the snake inevitably hits ...

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