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题解

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HDU 6665 (分类讨论)

2019 杭电多校 8 1009 题目链接：HDU 6665 比赛链接：2019 Multi-University Training Contest 8 Problem Description Calabash is the servant of a landlord. The landlord ...

ACM刷题计算几何

2019-08-14

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HDU 6667 (思维)

2019 杭电多校 8 1011 题目链接：HDU 6667 比赛链接：2019 Multi-University Training Contest 8 Problem Description Roundgod is a famous milk tea lover at Nanjing Unive...

ACM刷题思维

2019-08-14

0 529

POJ 1753 Flip Game (DFS)

题目链接：POJ 1753 Problem Description Flip game is played on a rectangular 4x4 field with two-sided pieces placed on each of its 16 squares. One side of ...

DFS ACM刷题

2019-08-14

0 554

POJ 2251 Dungeon Master (BFS)

题目链接：POJ 2251 Description You are trapped in a 3D dungeon and need to find the quickest way out! The dungeon is composed of unit cubes which may or m...

ACM刷题 BFS

2019-08-14

0 574

HDU 2553 N皇后问题 (DFS)

题目链接：HDU 2553 Problem Description 在的方格棋盘放置了个皇后，使得它们不相互攻击（即任意个皇后不允许处在同一排，同一列，也不允许处在与棋盘边框成角的斜线上。你的任务是，对于给定的，求出有多少种合法的放置方法。 Input 共有若干行，每行...

DFS ACM刷题

2019-08-14

0 612

HDU 6628 permutation 1 (暴力)

2019 杭电多校 5 1005 题目链接：HDU 6628 比赛链接：2019 Multi-University Training Contest 5 Problem Description A sequence of length is called a permutation if and...

ACM刷题 STL 暴力

2019-08-14

0 586

HDU 6656 (期望DP 逆元)

2019 杭电多校 7 1011 题目链接：HDU 6656 比赛链接：2019 Multi-University Training Contest 7 Problem Description Cuber QQ always envies those Kejin players, who pay ...

ACM刷题期望DP 逆元

2019-08-14

0 638

2016 ICPC Mid-Central USA J.

比赛链接：2016 ICPC Mid-Central USA Region题目链接：Windy Path Description Consider following along the path in the ﬁgure above, starting from and moving to ....

ACM刷题贪心计算几何

2019-08-14

0 657

POJ 3468 (分块)

题目链接：POJ 3468 Description You have integers, . You need to deal with two kinds of operations. One type of operation is to add some given number to e...

模板题 ACM刷题分块

2019-08-14

0 599

HDU 6651 Final Exam (思维)

2019 杭电多校 7 1006 题目链接：HDU 6651 比赛链接：2019 Multi-University Training Contest 7 Problem Description Final Exam is coming! Cuber QQ has now one night to ...

ACM刷题思维

2019-08-14

0 616