字串数 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3187 Accepted Submission(s): 757 Problem Description 一个A和两个B一共可以组成三种字符串:"ABB","BAB","BBA".给定若干字母和它们相应的个数,计算一共可以组成多…
JAVA大数.... 字串数 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 2893 Accepted Submission(s): 679 Problem Description 一个A和两个B一共能够组成三种字符串:"ABB","BAB","BBA". 给定若干字母和它们对应…
字串数 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 2661 Accepted Submission(s): 606 Problem Description 一个A和两个B一共可以组成三种字符串:"ABB","BAB","BBA". 给定若干字母和它们相应的个数,计算一共可以组…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=2093 Problem Description C++编程考试使用的实时提交系统,具有即时获得成绩排名的特点.它的功能是怎么实现的呢? 我们做好了题目的解答,提交之后,要么“AC”,要么错误,不管怎样错法,总是给你记上一笔,表明你曾经有过一次错误提交,因而当你一旦提交该题“AC”后,就要与你算一算帐了,总共该题错误提交了几回.虽然你在题数上,大步地跃上了一个台阶,但是在耗时上要摊上你共花去的时间.特别…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=2069 Problem Description Suppose there are 5 types of coins: 50-cent, 25-cent, 10-cent, 5-cent, and 1-cent. We want to make changes with these coins for a given amount of money.For example, if we have 11…
Problem Description "Well, it seems the first problem is too easy. I will let you know how foolish you are later." feng5166 says."The second problem is, given an positive integer N, we define an equation like this: N=a[1]+a[2]+a[3]+...+a[m…