01 2018 档案
摘要：Farmer John has built a new long barn, with N (2 <= N <= 100,000) stalls. The stalls are located along a straight line at positions x1,...,xN (0 <= xi
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摘要：Farmer John is an astounding accounting wizard and has realized he might run out of money to run the farm. He has already calculated and recorded the
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摘要：Demy has n jewels. Each of her jewels has some value vi and weight wi. Since her husband John got broke after recent financial crises, Demy has decide
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摘要：The SUM problem can be formulated as follows: given four lists A, B, C, D of integer values, compute how many quadruplet (a, b, c, d ) ∈ A x B x C x D
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摘要：Assume the coasting is an infinite straight line. Land is in one side of coasting, sea in the other. Each small island is a point loca...
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摘要：Give you three sequences of numbers A, B, C, then we give you a number X. Now you need to calculate if you can find the three numbers ...
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摘要：You are given a rectangular field of n × m cells. Each cell is either empty or impassable (contains an obstacle). Empty cells are marked with '.', imp
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摘要：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 may not be filled with rock.
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摘要：Given a set of sticks of various lengths, is it possible to join them end-to-end to form a square? InputThe first line of input contai...
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摘要：Alex doesn't like boredom. That's why whenever he gets bored, he comes up with games. One long winter evening he came up with a game a...
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摘要：We were afraid of making this problem statement too boring, so we decided to keep it short. A sequenceis called non-boring if its ever...
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摘要：Professor GukiZ is concerned about making his way to school, because massive piles of boxes are blocking his way.In total there are n ...
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摘要：在纺织CAD系统开发过程中，经常会遇到纱线排列的问题。 该问题的描述是这样的：常用纱线的品种一般不会超过25种，所以分别可以用小写字母表示不同的纱线，例如：abc表示三根纱线的排列；重复可以用数字和括号表示，例如：2(abc)表示abcabc；1(a)=1a表示a;2...
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摘要：Misha hacked the Codeforces site. Then he decided to let all the users change their handles. A user can now change his handle any numb...
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摘要：Most crossword puzzle fans are used to anagrams — groups of words with the same letters in differentorders — for example OPTS, SPOT, S...
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摘要：Leonid wants to become a glass carver (the person who creates beautiful artworks by cutting the glass). He already has a rectangular w...
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摘要：There is a bag-like data structure, supporting two operations:1 x Throw an element x into the bag.2 Take out an element from the bag.G...
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摘要：As the new term comes, the Ignatius Train Station is very busy nowadays. A lot of student want to get back to school by train(because ...
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摘要：Alice and Bob play 5-in-a-row game. They have a playing field of size 10 × 10. In turns they put either crosses or noughts, one at a t...
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摘要：Andy, 8, has a dream - he wants to produce hisvery own dictionary. This is not an easy task forhim, as the number of words that he kno...
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摘要：There are n pearls in a row. Let's enumerate them with integers from 1 to n from the left to the right. The pearl number i has the typ...
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摘要：You are given string s consists of opening and closing brackets of four kinds ,{}, [], (). There are two types of brackets: opening an...
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摘要：Now our hero finds the door to the BEelzebub feng5166. He opens the door and finds feng5166 is about to kill our pretty Princess. But ...
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摘要：It is very hard to wash and especially to dry clothes in winter. But Jane is a very smart girl. She is not afraid of this boring proce...
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摘要：Now, here is a fuction: F(x) = 6 * x^7+8*x^6+7*x^3+5*x^2-y*x (0 #include#include#includeusing namespace std;double f(double x,double...
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摘要：Now,given the equation 8*x^4 + 7*x^3 + 2*x^2 + 3*x + 6 == Y,can you find its solution between 0 and 100; Now please try your lucky.Inp...
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摘要：Farmer John has built a new long barn, with N (2 #include#includeusing namespace std;int main(){int N,C,left,right,mid;cin>>N>>C;int a...
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摘要：Array of integers is unimodal, if:it is strictly increasing in the beginning;after that it is constant;after that it is strictly decre...
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