随笔分类 - 图论
摘要:题目:https://vjudge.net/problem/POJ-3723 Windy has a country, and he wants to build an army to protect his country. He has picked up N girls and M boys 
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摘要:题目:https://vjudge.net/problem/POJ-3255 Bessie has moved to a small farm and sometimes enjoys returning to visit one of her best friends. She does not 
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摘要:题目:http://codeforces.com/gym/101502/problem/I I. Move Between Numbers time limit per test 2.0 s time limit per test memory limit per test 256 MB memor
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摘要:ps:本来是复习图论的,最后变成了预习,隔了一段时间简直了,重新学过! 哈哈哈哈哈哈哈,,真的菜啊! 单源最短路问题是求,,固定一个起点,求它到其他所有点的最短路问题。 两点之间最短路是求,固定起点和终点求最短路 两者没有根本区别,复杂度也是一样的 1,单源最短路1 bellman-ford算法 核
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摘要:题目:http://codeforces.com/gym/100735/problem/H H. Words from cubes time limit per test 0.25 s time limit per test memory limit per test 64 MB memory li
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摘要:被虐了一下午补的题 题目: http://hdu.hustoj.com/showproblem.php?pid=5137 How Many Maos Does the Guanxi Worth Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 
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摘要:图论很重要 题目:https://vjudge.net/contest/198762#problem/A A - 昂贵的聘礼 年轻的探险家来到了一个印第安部落里。在那里他和酋长的女儿相爱了,于是便向酋长去求亲。酋长要他用10000个金币作为聘礼才答应把女儿嫁给他。探险家拿不出这么多金币,便请求酋长降
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摘要:直接上题目: Alice like strings, especially long strings. For each string, she has a special evaluation system to judge how elegant the string is. She defin
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