2020年4月15日
The puzzle HDU - 6489 (CF gym思维题)
摘要： 题目描述Kayaking is playing a puzzle game containing n different blocks. He marks the blocks with integers from 1 to n, which show the blocks’ original po 阅读全文
posted @ 2020-04-15 16:28 AlexLIN· 阅读(192) 评论(0) 推荐(0)
Similar Strings HDU - 6485(尺取！！)
摘要： Putting two similar strings together will create a very strong power that can quake the earth into parts and the person who did that can be called the 阅读全文
posted @ 2020-04-15 16:00 AlexLIN· 阅读(315) 评论(0) 推荐(0)
CodeForces 719B Anatoly and Cockroaches(思维锻炼题+贪心)
摘要： 小希到了大学，发现宿舍里有很多蟑螂，蟑螂有两种颜色：红色和黑色 他把宿舍里的蟑螂排成一排，一共n只，小希想让他们变成颜色交替。 每次操作可以为：一、将一只蟑螂染成另一种颜色，二、交换两个蟑螂的位置 小希没有带电脑，他请你帮忙计算一下，最少需要操作几次才能形成颜色交替的一排蟑螂 Input 第一行一个 阅读全文
posted @ 2020-04-15 01:03 AlexLIN· 阅读(208) 评论(0) 推荐(0)
2020年4月14日
HDU - 6482 LGV定理
摘要： WNJXYK hates Destinys so that he does not want to meet him at any time. Luckily, their classrooms and dormitories are at different places. The only ch 阅读全文
posted @ 2020-04-14 15:33 AlexLIN· 阅读(339) 评论(0) 推荐(0)
Maximum Sum Gym - 101853E （状压dp）
摘要： You are given a grid consisting of n rows each of which is dived into n columns. The rows are numbered from 1 to n from top to bottom, and the columns 阅读全文
posted @ 2020-04-14 12:24 AlexLIN· 阅读(170) 评论(0) 推荐(0)
方格取数(1) HDU - 1565 （状压dp）
摘要： 给你一个n*n的格子的棋盘，每个格子里面有一个非负数。 从中取出若干个数，使得任意的两个数所在的格子没有公共边，就是说所取的数所在的2个格子不能相邻，并且取出的数的和最大。 Input包括多个测试实例，每个测试实例包括一个整数n 和n*n个非负数(n<=20)Output对于每个测试实例，输出可能取 阅读全文
posted @ 2020-04-14 12:03 AlexLIN· 阅读(184) 评论(0) 推荐(0)
Corn Fields POJ - 3254 （状压dp）
摘要： Farmer John has purchased a lush new rectangular pasture composed of M by N (1 ≤ M ≤ 12; 1 ≤ N ≤ 12) square parcels. He wants to grow some yummy corn 阅读全文
posted @ 2020-04-14 10:23 AlexLIN· 阅读(129) 评论(0) 推荐(0)
2020年4月13日
Smallest Difference Gym - 101853J
摘要： You are given an array a consists of n elements, find the maximum number of elements you can select from the array such that the absolute difference b 阅读全文
posted @ 2020-04-13 13:08 AlexLIN· 阅读(273) 评论(0) 推荐(0)
Bound Found POJ - 2566 （尺取好题）
摘要： Signals of most probably extra-terrestrial origin have been received and digitalized by The Aeronautic and Space Administration (that must be going th 阅读全文
posted @ 2020-04-13 11:25 AlexLIN· 阅读(192) 评论(0) 推荐(0)
Jessica's Reading Problem POJ - 3320
摘要： Jessica's a very lovely girl wooed by lots of boys. Recently she has a problem. The final exam is coming, yet she has spent little time on it. If she 阅读全文
posted @ 2020-04-13 09:48 AlexLIN· 阅读(227) 评论(0) 推荐(0)