这是一个小巧的俄罗斯方块游戏源代码，做的比较简单，要体现算法和分析思路。很详细的注释和很清晰的编码风格，是初学者学习的好范例-This a small Tetris game source code, so relatively simple, to demonstrate algorithms and analysis of ideas. A very detailed notes and clear coding style is