摘要：Yi Sima was one of the best counselors of Cao Cao. He likes to play a funny game himself. It looks like the modern Sudoku, but smaller. Actually, Yi S 阅读全文

摘要：Sudoku Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 3015 Accepted Submission(s): 1010 Problem 阅读全文

摘要：Yu Zhou likes to play Go with Su Lu. From the historical research, we found that there are much difference on the rules between ancient go and modern 阅读全文

摘要：#include using namespace std; const int MAX_N = 100; const int MAX_M = 10000; struct edge{ int v,next; }e[MAX_N]; int p[MAX_N],eid; int init(){ memset(p,-1,sizeof(p)); eid = 0; } void insert(int ... 阅读全文

摘要：A subsequence of a given sequence is the given sequence with some elements (possible none) left out. Given a sequence X = < x1, x2, ..., xm > another 阅读全文

摘要：来之不易的2017第一发ac http://poj.org/problem?id=2386 Lake Counting Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 31474 Accepted: 15724 Descripti 阅读全文