You are given n pairs of numbers. In every pair, the first number is always smaller than the second number. Now, we define a pair (c, d) can follow another pair (a, b) if and only if b < c. Chain of pairs can be formed in this fashion. Given a set of…
Greatest Common Increasing Subsequence Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 5444 Accepted Submission(s): 1755 Problem Description This is a problem from ZOJ 2432.To make it easyer,…
读错题了,然后写了一个树上 LIS,应该是对的吧...... code: #include <bits/stdc++.h> #define N 200005 #define LL long long #define setIO(s) freopen(s".in","r",stdin) using namespace std; struct seg { #define lson t[x].ls #define rson t[x].rs int tot; s…
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