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*【CodeForces - 1150D】Three Religions(dp,预处理,思维)
题干: During the archaeological research in the Middle East you found the traces of three ancient religions: First religion, Second religion and Third ...
2019-05-01
0
366
【CodeForces - 1150A】Stock Arbitraging (贪心,水题)
题干: Welcome to Codeforces Stock Exchange! We're pretty limited now as we currently allow trading on one stock, Codeforces Ltd. We hope you'll still b...
2019-04-30
0
429
【CodeForces - 1150C】Prefix Sum Primes(思维)
题干: We're giving away nice huge bags containing number tiles! A bag we want to present to you contains nn tiles. Each of them has a single number wri...
2019-04-30
0
518
【2019浙江省赛 - A】Vertices in the Pocket(权值线段树下二分,图,思维)
题干: DreamGrid has just found an undirected simple graph with vertices and no edges (that's to say, it's a graph with isolated vertices) in his righ...
2019-04-30
0
776
【2019浙江省赛 - K 】Strings in the Pocket(马拉车,思维)
题干: BaoBao has just found two strings and in his left pocket, where indicates the -th character in string , and indicates the -th character in st...
2019-04-29
0
308
【CodeForces - 1042C】Array Product(思维,有坑细节)
题干: You are given an array aa consisting of nn integers. You can perform the following operations with it: Choose some positions ii and jj (1≤i,j≤...
2019-04-27
0
347
【2019浙江省赛 - E】Sequence in the Pocket(思维)
题干: DreamGrid has just found an integer sequence in his right pocket. As DreamGrid is bored, he decides to play with the sequence. He can perform th...
2019-04-27
0
333
【2019浙江省赛 - B】Element Swapping(思维,数学)
题干: DreamGrid has an integer sequence and he likes it very much. Unfortunately, his naughty roommate BaoBao swapped two elements and () in the seq...
2019-04-27
0
473
【2019浙江省赛 - J】Welcome Party(并查集,bfs,优先队列,建图)
题干: The 44th World Finals of the International Collegiate Programming Contest (ICPC 2020) will be held in Moscow, Russia. To celebrate this annual ev...
2019-04-27
0
337
【蓝桥杯 - 真题】六角幻方(dfs+剪枝)
标题:六角幻方 把 1 2 3 ... 19 共19个整数排列成六角形状,如下: * * * * * * * * * * * * * * * * * * * 要求每个直线上的数字之和必须相等。共有15条直线哦! 再给点线索吧!我们预先...
2019-04-27
0
557
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