摘要:
1 #include 2 3 using namespace std; 4 5 #define MP make_pair 6 #define PB push_back 7 typedef long long LL; 8 typedef pair PII; 9 const double eps=1e-8; 10 const double pi=acos(-1.0); 11 ... 阅读全文
摘要:
地址:http://acm.hdu.edu.cn/showproblem.php?pid=4812 题目: D Tree Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 102400/102400 K (Java/Others)Total 阅读全文