black_hole6的博客

D - Pairs 这是一个思维+二分的好题。 思路：先分情况 小于0,等于0和大于0 然后进行二分答案即可 #include<iostream> #include<cstdio> #include<cstring> #include<algorithm> #include<queue> #include<stack> #i...

题目描述： A group of n schoolboys decided to ride bikes. As nobody of them has a bike, the boys need to rent them. The renting site offered them m bikes. The renting price is different for different bik...

Vova, the Ultimate Thule new shaman, wants to build a pipeline. As there are exactly n houses in Ultimate Thule, Vova wants the city to have exactly n pipes, each such pipe should be connected to the ...

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 are such that a + b + c + d = 0 . In the followin...

A sequence of N positive integers (10 < N < 100 000), each of them less than or equal 10000, and a positive integer S (S < 100 000 000) are given. Write a program to find the minimal length o...

链接：https://ac.nowcoder.com/acm/contest/372/B 来源：牛客网 时间限制：C/C++ 1秒，其他语言2秒 空间限制：C/C++ 262144K，其他语言524288K 64bit IO Format: %lld 题目描述 某天，一只可爱的小兔砸在路上蹦蹦跳跳地走着，怪人PM6出现了，于是小兔子被盯上了。 PM6：“免子。哦不，小兔子。你长得真好…...