Problem Description background: A new semester comes , and the HDU also meets its 50th birthday. No matter what's your major, the only thing I want to tell you is:"Treasure the college life and seize the time." Most people thought that the colle…
http://acm.hdu.edu.cn/showproblem.php?pid=2061 Problem Description background:A new semester comes , and the HDU also meets its 50th birthday. No matter what's your major, the only thing I want to tell you is:"Treasure the college life and seize the…
Problem Description As is known to all, Sempr(Liangjing Wang) had solved more than 1400 problems on POJ, but nobody know the days and nights he had spent on solving problems. Xiangsanzi(Chen Zhou) was a perfect problem solver too. Now this is a story…
Higher Math Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2219 Accepted Submission(s): 1219 Problem Description You are building a house. You’d prefer if all the walls have a precise right…
这里是杭电hdu上的链接:http://acm.hdu.edu.cn/showproblem.php?pid=3999 Problem Description: As we know,the shape of a binary search tree is greatly related to the order of keys we insert. To be precisely: 1. insert a key k to a empty tree, then the tree becom…
Kingdom of Black and White Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5583 Description In the Kingdom of Black and White (KBW), there are two kinds of frogs: black frog and white frog. Now N frogs are stand…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1159 Common Subsequence Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 18201 Accepted Submission(s): 7697 Problem Description A subsequence of…
