原创 poj 3020 二分圖
Antenna Placement Description The Global Aerial Research Centre has been allotted the task of building the fifth gener
2020-06-21 21:00:17
原创 HDU 1298 字典樹+DFS
T9 Problem Description A while ago it was quite cumbersome to create a message for the Short Message Service (SMS)
2020-06-21 20:00:13
原创 HDU 1213 並查集
How Many TablesProblem Description Today is Ignatius' birthday. He invites a lot of friends. Now it's dinner time. Igna
2020-02-24 04:47:41
原创 HDU 1166 線段樹
敵兵佈陣 Problem Description C國的死對頭A國這段時間正在進行軍事演習，所以C國間諜頭子Derek和他手下Tidy又開始忙乎了。A國在海岸線沿直線佈置了N個工兵營地,Derek和Tidy的任務就是要監視這些工兵營地
2020-02-24 04:47:41
原创 HDU 1556 線段樹
Color the ball Problem Description N個氣球排成一排，從左到右依次編號爲1,2,3....N.每次給定2個整數a b(a <= b),lele便爲騎上他的“小飛鴿"牌電動車從氣球a開始到氣球b依次給每
2020-02-24 04:47:41
原创 POJ 3468 線段樹
A Simple Problem with Integers Description You have N integers, A1, A2, ... ,AN. You need to deal with two kinds of
2020-02-24 04:47:41
原创 HDU 1083 二分圖
Courses Problem Description Consider a group of N students and P courses. Each student visits zero, one or more than on
2020-02-24 04:47:41
原创 HDU 1232 並查集
暢通工程 Problem Description 某省調查城鎮交通狀況，得到現有城鎮道路統計表，表中列出了每條道路直接連通的城鎮。省政府“暢通工程”的目標是使全省任何兩個城鎮間都可以實現交通（但不一定有直接的道路相連，只要互相間接通過道路
2020-02-24 04:47:41
原创 HDU 1150 二分圖
Machine Schedule Problem Description As we all know, machine scheduling is a very classical problem in computer sc
2020-02-24 04:47:41
原创 HDU 1151 二分圖
Air Raid Problem Description Consider a town where all the streets are one-way and each street leads from one intersect
2020-02-24 04:47:41
原创 HDU 1856 並查集
More is better Problem Description Mr Wang wants some boys to help him with a project. Because the project is rather co
2020-02-24 04:47:41
原创 HDU 1698 線段樹
Just a Hook Problem Description In the game of DotA, Pudge’s meat hook is actually the most horrible thing for most
2020-02-24 04:47:41
原创 HDU 1281 二分圖
棋盤遊戲 Problem Description 小希和Gardon在玩一個遊戲：對一個N*M的棋盤，在格子裏放盡量多的一些國際象棋裏面的“車”，並且使得他們不能互相攻擊，這當然很簡單，但是Gardon限制了只有某些格子纔可以放，小希還是
2020-02-24 04:47:41
原创 HDU 3704 線段樹
Multiply game Problem Description Tired of playing computer games, alpc23 is planning to play a game on numbers. Becaus
2020-02-24 04:47:41
原创 HDU 1829 並查集
A Bug's Life Problem Description Background Professor Hopper is researching the sexual behavior of a rare species of
2020-02-24 04:47:41