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Classic tetris game with 2 difficulty levels Author Comments: Classic tetris game with 2 difficulty levels There are 3 special bricks first consist of one square it can pass thru other bricks to fill gaps bellow them Second one consist of 2 squares you can press up key while this brick is falling to shoot other bricks to erase them Third one consist of 3 squares you can press up key while this brick is falling to create bricks