Magician Time Limit: 18000/9000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 1613 Accepted Submission(s): 470 Problem Description Fantasy magicians usually gain their ability through one of three usual methods:…
约会安排 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65535/32768 K (Java/Others)Total Submission(s): 433 Accepted Submission(s): 145 Problem Description 寒假来了,又到了小明和女神们约会的季节. 小明虽为屌丝级码农,但非常活跃,女神们常常在小明网上的大段发言后热情回复“呵呵”,所以,小明的最爱就是和女神们约会.与此同时,也有…
Problem Description Given n integers. You have two operations: U A B: replace the Ath number by B. (index counting from 0) Q A B: output the length of the longest consecutive increasing subsequence (LCIS) in [a, b]. 题目大意就是给你一个数列,求区间内的最长连续子序列.以及对某一个点的…
题目链接:http://acm.hdu.edu.cn/showproblem.php? pid=3308 LCIS Time Limit: 6000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 5792 Accepted Submission(s): 2513 Problem Description Given n integers. You have two…
LCIS HDU - 3308 Given n integers. You have two operations: U A B: replace the Ath number by B. (index counting from 0) Q A B: output the length of the longest consecutive increasing subsequence (LCIS) in [a, b]. InputT in the first line, indicating…
开始以为是水题,结果...... 给你一些只有两种颜色的石头,0为白色,1为黑色. 然后两个操作: 1 l r 将[ l , r ]内的颜色取反 0 l r 计算[ l , r ]内最长连续黑色石头的个数 明显的线段树区间合并,记录lmax(从左端点开始的最长值) rmax(从右端点开始的最长值) 用于更新mmax(区间最长值) 但是这儿有区间更新,所以记录0的三个最长值和1的三个最长值,更新父节点的时候交换0与1就好. 还有这儿注意查询时,可能值在查询的几个子区间的的相邻处(因为我们只能查…
LCIS Time Limit: 6000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6069 Accepted Submission(s): 2635 Problem Description Given n integers.You have two operations:U A B: replace the Ath number by B. (index…
//Accepted 14560 KB 1532 ms //线段树 区间合并 /* 0 a b 把[a, b]区间内的所有数全变成0 1 a b 把[a, b]区间内的所有数全变成1 2 a b 把[a,b]区间内的所有数全部取反,也就是说把所有的0变成1,把所有的1变成0 3 a b 询问[a, b]区间内总共有多少个1 4 a b 询问[a, b]区间内最多有多少个连续的1 */ #include <cstdio> #include <cstring> #include <…
SPOJ GSS1_Can you answer these queries I(线段树区间合并) 标签(空格分隔): 线段树区间合并 题目链接 GSS1 - Can you answer these queries I You are given a sequence A1, A[2], ..., A[N] . ( |A[i]| ≤ 15007 , 1 ≤ N ≤ 50000 ). A query is defined as follows: Query(x,y) = Max { a[i]+a…
poj3667 HotelTime Limit: 3000MS Memory Limit: 65536KTotal Submissions: 18925 Accepted: 8242Description The cows are journeying north to Thunder Bay in Canada to gain cultural enrichment and enjoy a vacation on the sunny shores of Lake Superior. Bessi…
LCIS Time Limit: 6000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 8337 Accepted Submission(s): 3566 Problem Description Given n integers.You have two operations:U A B: replace the Ath number by B. (index…