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SGU 120 SGU 228 Archipelago(计算几何)
Description: Archipelago Ber-Islands consists of N N N islands that ...
2019-02-25
0
435
Codeforces Round #541 (Div. 2)
A. Sea Battle Description: In order to make the “Sea Battle” game more interesting, Boris decided to add a new ship type to it. The ship consists of...
2019-02-24
0
443
SGU 110 Dungeon(立体几何)
Description: The mission of space explorers found on planet M the vast dungeon. One of the dungeon halls is fill with the bright spheres. The explore...
2019-02-22
0
401
HDU 1542 Atlantis(扫描线)
Description: There are several ancient Greek texts that contain descriptions of the fabled island Atlantis. Some of these texts even include maps of ...
2019-02-22
0
627
BNUOJ 12887 isumi(计算几何+最大流)
Description: isumi是个斐波那契数迷。他是如此的酷爱这个数列,因此他想知道很多关于这个数列的东西,比方说第N个斐波那契数是多少啊、前N项的和是多少啊如何用若干个斐波那契数的和表示一个自然数啊之类之类的。 今天他希望能想出一个有关斐波那契数的问题能难倒易牛。当然,这需要想相当长的时...
2019-02-21
0
523
HDU 3126 Nova(计算几何+二分+最大流)
Description: The Lich is a powerful hero that he can kill a wisp with his skill Frost Nova. The Burning Legion wants to conquer the forest so they se...
2019-02-21
0
376
CodeForces 1030 D. Vasya and Triangle(简单几何)
D. Vasya and Triangle Description: Vasya has got three integers n n ...
2019-02-21
0
367
洛谷 P2521 [HAOI2011]防线修建(动态凸包)
Description: 近来A国和B国的矛盾激化,为了预防不测,A国准备修建一条长长的防线,当然修建防线的话,肯定要把需要保护的城市修在防线内部了。可是A国上层现在还犹豫不决,到底该把哪些城市作为保护对象呢?又由于A国的经费有限,所以希望你能帮忙完成如下的一个任务: 给出你所有的A国城市...
2019-02-20
0
475
CodeForces 70D Professor's task(动态凸包)
Description: Once a walrus professor Plato asked his programming students to perform the following practical task. The students had to implement such...
2019-02-20
0
557
POJ 2187 Beauty Contest(旋转卡壳)
Description: Bessie, Farmer John’s prize cow, has just won first place in a bovine beauty contest, earning the title ‘Miss Cow World’. As a result, B...
2019-02-20
0
442
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