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摘要： Function Run FunTime Limit:1000MSMemory Limit:10000KTotal Submissions:15623Accepted:8080DescriptionWe all love recursion! Don't we?Consider a three-pa... 阅读全文

摘要： Expanding RodsTime Limit:1000MSMemory Limit:30000KTotal Submissions:10901Accepted:2802DescriptionWhen a thin rod of length L is heated n degrees, it expands to a new length L'=(1+n*C)*L, where C is the coefficient of heat expansion.When a thin rod is mounted on two solid walls and then heated, i 阅读全文

摘要： Piggy-BankTime Limit:1000MSMemory Limit:10000KTotal Submissions:6918Accepted:3321DescriptionBefore ACM can do anything, a budget must be prepared and the necessary financial support obtained. The main income for this action comes from Irreversibly Bound Money (IBM). The idea behind is simple. Whenev 阅读全文

摘要： Charm BraceletTime Limit:1000MSMemory Limit:65536KTotal Submissions:19451Accepted:8842DescriptionBessie has gone to the mall's jewelry store and spies a charm bracelet. Of course, she'd like to fill it with the best charms possible from theN(1 ≤N≤ 3,402) available charms. Each charmiin the s 阅读全文

摘要： Bone CollectorTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 25116Accepted Submission(s): 10186Problem DescriptionMany years ago , in Teddy’s hometown there was a man who was called “Bone Collector”. This man like to collect varies of bones , such 阅读全文

摘要： Humble NumbersTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 14933Accepted Submission(s): 6494Problem DescriptionA number whose only prime factors are 2,3,5 or 7 is called a humble number. The sequence 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16 阅读全文

摘要： Bone Collector IITime Limit: 5000/2000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1842Accepted Submission(s): 952Problem DescriptionThe title of this problem is familiar,isn't it?yeah,if you had took part in the "Rookie Cup" competition,you must have 阅读全文

摘要： RepositoryTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 2136Accepted Submission(s): 791Problem DescriptionWhen you go shopping, you can search in repository for avalible merchandises by the computers and internet. First you give the search system 阅读全文

摘要： Hat’s WordsTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6422Accepted Submission(s): 2399Problem DescriptionA hat’s word is a word in the dictionary that is the concatenation of exactly two other words in the dictionary.You are to find all the ha 阅读全文

摘要： 统计难题Time Limit: 4000/2000 MS (Java/Others)Memory Limit: 131070/65535 K (Java/Others)Total Submission(s): 15521Accepted Submission(s): 6640Problem DescriptionIgnatius最近遇到一个难题,老师交给他很多单词(只有小写字母组成,不会有重复的单词出现),现在老师要他统计出以某个字符串为前缀的单词数量(单词本身也是自己的前缀).Input输入数据的第一部分是一张单词表,每行一个单词,单词的长度不超过10,它们代表的是老师交给Ignatius统 阅读全文