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生成函数（母函数） 母函数又称生成函数。定义是给出序列:a0,a1,a2,...ak,...an, 那么函数G(x)=a0+a1*x+a2*x2+....+ak*xk +...+an* xn 称为序列a0,a1,a2,.......ak,......的母函数(即生成函数)。 1. 问题 n=x1+x 阅读全文
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http://acm.hdu.edu.cn/showproblem.php?pid=6395 Sequence Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others)Total Submis 阅读全文
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Werewolf Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 1381 Accepted Submission(s): 386 Probl 阅读全文
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https://www.nowcoder.com/acm/contest/144/G 链接：https://www.nowcoder.com/acm/contest/144/G来源：牛客网 In Viridian forest there is a tree T formed by N nodes, 阅读全文
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Beautiful Now Time Limit: 5000/2500 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 1876 Accepted Submission(s): 707 阅读全文
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A链接：https://www.nowcoder.com/acm/contest/163/A Fruit Ninja is a juicy action game enjoyed by millions of players around the world, with squishy, splat 阅读全文
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三原色图 Accepts: 281 Submissions: 1261 Time Limit: 1500/1000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others) 三原色图 Accepts: 281 Submissions: 阅读全文
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Problem E. Matrix from Arrays Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 1162 Accepted Sub 阅读全文
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Problem B. Harvest of Apples Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 2397 Accepted Subm 阅读全文
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题目链接 https://www.lydsy.com/JudgeOnline/problem.php?id=2038 参考博客 https://www.cnblogs.com/Paul-Guderian/p/6933799.html https://www.cnblogs.com/hzf-sbit/ 阅读全文