随笔分类 - 组合数学_母函数
摘要:题解报告:hdu 2082 找单词(母函数) Problem Description 假设有x1个字母A, x2个字母B,..... x26个字母Z,同时假设字母A的价值为1,字母B的价值为2,..... 字母Z的价值为26。那么,对于给定的字母,可以找到多少价值<=50的单词呢?单词的价值就是组成
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摘要:Problem Description People in Silverland use square coins. Not only they have square shapes but also their values are square numbers. Coins with value
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摘要: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 i
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摘要:题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1284 Problem Description 在一个国家仅有1分,2分,3分硬币,将钱N兑换成硬币有很多种兑法。请你编程序计算出共有多少种兑法。 Input 每行只有一个正整数N,N小于32768。 O
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