Wei Qing (died 106 BC) was a military general of the Western Han dynasty whose campaigns against the Xiongnu earned him great acclaim. He was a relative of Emperor Wu because he was the younger half-brother of Empress Wei Zifu (Emperor Wu’s wife) and…
Travel Time Limit: 1500/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 2404 Accepted Submission(s): 842 Problem Description Jack likes to travel around the world, but he doesn’t like to wait. Now, he is tr…
题目;http://acm.hdu.edu.cn/showproblem.php?pid=5493 题目大意,t组数据,n个人,n行每行分别是人的身高和这个人的左边或右边比他高的人的个数,输出符合条件的字典序最小的人排列的序列. 想到线段树就很好做了,记录空位,按顺序安放人的身高,和原来做的题目很相似 #include<cstdio> #include<algorithm> using namespace std; struct point { int h,k; bool oper…
题目;http://acm.hdu.edu.cn/showproblem.php?pid=5491 题意就是,T组测试数据.然后L,S1,S2.L的二进制中有x个1,x满足 S1<=x<=S2 求满足S1<=x<=S2 直接暴力,但是有个地方要注意,当L在递增枚举的过程中,X小于S1的时候,将其二进制中S1-X个0位转化成1,不然会超时 #include<cstdio> using namespace std; typedef long long ll; int ma…
Problem Description As we know, sequence in the form of an=a1+(n−1)d is called arithmetic progression and sequence in the form of bn=b1qn−1(q>1,b1≠0) is called geometric progression. Huazheng wants to use these two simple sequences to generate a simp…