摘要：
【BZOJ1002】轮状病毒 题面 "bzoj" 题解 统计个数显然直接矩阵树定理，找规律 "截这里" 打标如下： 阅读全文
摘要：
【BZOJ1001】狼抓兔子 题面 "bzoj" 题解 懒得平面图转对偶图了，直接最小割板子加优化。 cpp include include include include include include include include using namespace std; inline int 阅读全文