摘要： Problem Description有n种物品，并且知道每种物品的数量。要求从中选出m件物品的排列数。例如有两种物品A,B，并且数量都是1，从中选2件物品，则排列有”AB”,”BA”两种。 Input每组输入数据有两行，第一行是二个数n,m(1<=m,n<=10)，表示物品数，第二行有n个数，分别 阅读全文

摘要： Problem Description转眼到了收获的季节，由于有TT的专业指导，Lele获得了大丰收。特别是水果，Lele一共种了N种水果，有苹果，梨子，香蕉，西瓜……不但味道好吃，样子更是好看。 于是，很多人们慕名而来，找Lele买水果。 甚至连大名鼎鼎的HDU ACM总教头 lcy 也来了。lc 阅读全文

摘要： Problem DescriptionNow you are asked to measure a dose of medicine with a balance and a number of weights. Certainly it is not always achievable. So y 阅读全文

摘要： Problem DescriptionThere are n lights in a circle numbered from 1 to n. The left of light 1 is light n, and the left of light k (1< k<= n) is the ligh 阅读全文

摘要： Problem DescriptionHomer: Marge, I just figured out a way to discover some of the talents we weren’t aware we had.Marge: Yeah, what is it?Homer: Take 阅读全文

摘要： Problem DescriptionNowadays, we all know that Computer College is the biggest department in HDU. But, maybe you don’t know that Computer College had e 阅读全文

摘要： Problem Description一块花布条，里面有些图案，另有一块直接可用的小饰条，里面也有一些图案。对于给定的花布条和小饰条，计算一下能从花布条中尽可能剪出几块小饰条来呢？ Input输入中含有一些数据，分别是成对出现的花布条和小饰条，其布条都是用可见ASCII字符表示的，可见的ASCII字 阅读全文

摘要： #include<bits/stdc++.h> using namespace std; int main() { int m,n; scanf("%d: (%d)",&m,&n);//输入1: (3) cout<<m<<' '<<n;//输出1 3 return 0; } #include<bit 阅读全文

摘要： Problem DescriptionWe all know that Bin-Laden is a notorious terrorist, and he has disappeared for a long time. But recently, it is reported that he h 阅读全文

摘要： Problem DescriptionPeople in Silverland use square coins. Not only they have square shapes but also their values are square numbers. Coins with values 阅读全文