// 测试用例（可直接运行验证）
void free_some_phase1(int classno) {。业内人士推荐同城约会作为进阶阅读
* @param n 数组长度，详情可参考同城约会
The logic is fairly simple: I don’t give a shit what you name your player object. I don’t care how deeply you bury it in a closure. I don’t care what class you instantiate it from. At some point, you have to call .play(). And when you do, I’ll be waiting.