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水，是人体重要组成部分。
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HDU 4417 Super Mario 划分树+二分
Super MarioTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 4939 Accepted Submission(s): 2262Problem DescriptionMario is world-famous plumb原创 2016-09-11 17:12:57 · 420 阅读 · 0 评论 -
hdu3826 打表《借鉴思路》
Squarefree numberTime Limit: 10000/3000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3005 Accepted Submission(s): 757Problem DescriptionIn mathematics, a squ原创 2016-06-23 21:09:12 · 377 阅读 · 0 评论 -
1021/ Fibonacci Again 同余运算关系 + 打表 水题
此题有规律解Fibonacci AgainTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 50116 Accepted Submission(s): 23742Problem DescriptionThere are anoth原创 2016-06-23 21:07:45 · 299 阅读 · 0 评论 -
2035 人见人爱A^B 快速幂取模 水题
人见人爱A^BTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 33473 Accepted Submission(s): 22696Problem Description求A^B的最后三位数表示的整数。说明：A^B的含义是“A原创 2016-06-23 21:07:22 · 556 阅读 · 0 评论 -
HDU 1576 A/B 扩展欧几里得
A/BTime Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3727 Accepted Submission(s): 2853Problem Description要求(A/B)%9973，但由于A很大，我们只给出n(n=A%9973原创 2016-06-23 21:06:57 · 314 阅读 · 0 评论 -
HDU 2669 Romantic 扩展欧几里得裸题 有不理解的地方
RomanticTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 4304 Accepted Submission(s): 1808Problem DescriptionThe Sky is Sprite.The Birds i原创 2016-06-23 21:06:30 · 462 阅读 · 0 评论 -
HDU1232 畅通工程 并查集（第一题） 水题
畅通工程Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 44510 Accepted Submission(s): 23595Problem Description某省调查城镇交通状况，得到现有城镇道路统计表，表中列出了每条道路原创 2016-06-23 21:06:01 · 582 阅读 · 0 评论 -
HDU 2553 N皇后问题
N皇后问题Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 16365 Accepted Submission(s): 7403Problem Description在N*N的方格棋盘放置了N个皇后，使得它们不相互攻击（即任意2个原创 2016-06-23 21:05:09 · 250 阅读 · 0 评论 -
hdu 2570 //这题想到贪心法有些曲折哈 是一道简单的贪心算法（最优装载问题）
迷瘴Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 5973 Accepted Submission(s): 2037Problem Description通过悬崖的yifenfei，又面临着幽谷的考验——幽谷周围瘴气弥漫，静原创 2016-06-23 21:04:16 · 1891 阅读 · 0 评论 -
hdu 1051 //多次贪心 （水题）
Wooden SticksTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 17543 Accepted Submission(s): 7169Problem DescriptionThere is a pile of n woo原创 2016-06-23 21:03:04 · 425 阅读 · 0 评论 -
Number Sequence 找规律
Number SequenceTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 145337 Accepted Submission(s): 35307Problem DescriptionA number sequence is原创 2016-06-23 21:01:36 · 381 阅读 · 0 评论 -
HDU 2072 单词数 set使用
单词数Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 42569 Accepted Submission(s): 10314Problem Descriptionlily的好朋友xiaoou333最近很空，他想了一件没有什么意义原创 2016-06-23 21:01:05 · 452 阅读 · 0 评论 -
HDU 1058 Humble Numbers ..没用STL暴力过了
Humble NumbersTime Limit : 2000/1000ms (Java/Other) Memory Limit : 65536/32768K (Java/Other)Total Submission(s) : 9 Accepted Submission(s) : 3Problem DescriptionA number whose only prime factors原创 2016-06-23 21:00:30 · 266 阅读 · 0 评论 -
hdu3792 打表
Number SequenceTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 145337 Accepted Submission(s): 35307Problem DescriptionA number sequence is原创 2016-06-23 21:11:20 · 470 阅读 · 0 评论 -
hdu 1286 素数打表
Hot~~欢迎“信息学（OI）选手”——报考杭州电子科技大学！找新朋友Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 10710 Accepted Submission(s): 5645Problem Description新原创 2016-06-23 21:13:42 · 406 阅读 · 0 评论 -
HDU1166 敌兵布阵 树状数组 水题
敌兵布阵Problem DescriptionC国的死对头A国这段时间正在进行军事演习，所以C国间谍头子Derek和他手下Tidy又开始忙乎了。A国在海岸线沿直线布置了N个工兵营 地,Derek和Tidy的任务就是要监视这些工兵营地的活动情况。由于采取了某种先进的监测手段，所以每个工兵营地的人数C国都掌握的一清二楚,每个工 兵营地的人数都有可能发生变动，可能增加或减少若干人手,但这些都逃不过C国原创 2016-07-22 09:09:09 · 480 阅读 · 0 评论 -
HDU1556 树状数组 高级应用
Color the ballTime Limit: 3000 MS C++ //注意时限Problem DescriptionN个气球排成一排，从左到右依次编号为1,2,3....N.每次给定2个整数a b(a <= b),lele便为骑上他的“小飞鸽"牌电动车从气球a开始到气球b依次给每个气球涂一次颜色。但是N次以后lele已经忘记了第I个气球已经涂过几次颜色了，你能帮他算出每个气球被涂过几原创 2016-07-22 09:59:13 · 485 阅读 · 0 评论 -
HDU 4463 kruskal 水题
OutletsTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3165 Accepted Submission(s): 1471Problem DescriptionIn China, foreign brand commodi原创 2016-07-20 15:08:54 · 467 阅读 · 0 评论 -
2037 贪心算法（选择不相交的区间） 水题
今年暑假不ACTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 45242 Accepted Submission(s): 24261Problem Description“今年暑假不AC？”“是的。”“那你干什么呢？”“看原创 2016-06-23 21:20:57 · 555 阅读 · 0 评论 -
1009 贪心算法 （简单分背包问题） 水题
FatMouse' TradeTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 64290 Accepted Submission(s): 21802Problem DescriptionFatMouse prepared M p原创 2016-06-23 21:20:13 · 505 阅读 · 0 评论 -
HDU2199 二分查找（浮点型） 水题
Can you solve this equation?Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 16056 Accepted Submission(s): 7115Problem DescriptionNow,given原创 2016-06-23 21:19:38 · 403 阅读 · 0 评论 -
1002 大数相加 (简单模拟) 水题
A + B Problem IITime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 311323 Accepted Submission(s): 60191Problem DescriptionI have a very simpl原创 2016-06-23 21:18:32 · 451 阅读 · 0 评论 -
2054 大数模拟 水题（略坑）
A == B ?Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 89356 Accepted Submission(s): 14145Problem DescriptionGive you two numbers A and B原创 2016-06-23 21:17:41 · 354 阅读 · 0 评论 -
2055 签到题
An easy problemTime Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 20390 Accepted Submission(s): 13556Problem Descriptionwe define f(A) = 1, f原创 2016-06-23 21:16:57 · 376 阅读 · 0 评论 -
1062 字符串处理 水题
Hot~~欢迎“信息学（OI）选手”——报考杭州电子科技大学！Text ReverseTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 25889 Accepted Submission(s): 10041Problem Desc原创 2016-06-23 21:16:10 · 416 阅读 · 0 评论 -
2021 贪心算法 （最优转载问题）水题
发工资咯：）Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 50222 Accepted Submission(s): 27412Problem Description作为杭电的老师，最盼望的日子就是每月的8号了，因为这一天是发原创 2016-06-23 21:15:30 · 1813 阅读 · 0 评论 -
hdu 2136 素数打表
Largest prime factor Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 10083 Accepted Submission(s): 3564Problem Description Everybody knows原创 2016-06-23 21:14:43 · 331 阅读 · 0 评论 -
水果
水果Time Limit : 2000/1000ms (Java/Other) Memory Limit : 65536/32768K (Java/Other)Total Submission(s) : 4 Accepted Submission(s) : 0Problem Description夏天来了~~好开心啊,呵呵,好多好多水果~~Joe经营着一个不大的水果店.他认为生存之道原创 2016-06-23 20:59:46 · 387 阅读 · 0 评论 -
骨牌铺方格 递推问题 水题 --->刘汝佳书题
骨牌铺方格Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 41840 Accepted Submission(s): 20304Problem Description在2×n的一个长方形方格中,用一个1× 2的骨牌铺满方格,输入原创 2016-06-23 20:56:07 · 290 阅读 · 0 评论 -
hdu2047 阿牛的EOF牛肉串 多个递推式解法
阿牛的EOF牛肉串Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 29459 Accepted Submission(s): 13822Problem Description今年的ACM暑期集训队一共有18人，分为6支队伍。其中原创 2016-06-23 20:53:32 · 304 阅读 · 0 评论 -
不容易系列之(3)—— LELE的RPG难题 +多个递推式解法
不容易系列之(3)—— LELE的RPG难题Problem Description人称“AC女之杀手”的超级偶像LELE最近忽然玩起了深沉，这可急坏了众多“Cole”（LELE的粉丝,即"可乐"）,经过多方打探，某资深Cole终于知道了原因，原来，LELE最近研究起了著名的RPG难题:有排成一行的ｎ个方格，用红(Red)、粉(Pink)、绿(Green)三色涂每个格子，每格涂一色，要求任何相邻的方原创 2016-06-23 20:54:01 · 506 阅读 · 0 评论 -
hdu2050 递推问题
折线分割平面Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 25248 Accepted Submission(s): 17155Problem Description我们看到过很多直线分割平面的题目，今天的这个题目稍微有些变化原创 2016-07-18 12:34:23 · 515 阅读 · 0 评论 -
Number Sequence
Number SequenceTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 145337 Accepted Submission(s): 35307Problem DescriptionA number sequence is原创 2016-06-23 19:47:03 · 207 阅读 · 0 评论 -
HDU1272 小希的迷宫 并查集
小希的迷宫Time Limit : 2000/1000ms (Java/Other) Memory Limit : 65536/32768K (Java/Other)Total Submission(s) : 24 Accepted Submission(s) : 8Problem Description上 次Gardon的迷宫城堡小希玩了很久（见Problem B），现在她也想设计一个原创 2016-07-24 16:35:41 · 518 阅读 · 0 评论 -
HDU1232 畅通工程 并查集（第一题） 水题
畅通工程Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 44510 Accepted Submission(s): 23595Problem Description某省调查城镇交通状况，得到现有城镇道路统计表，表中列出了每条道路原创 2016-07-24 16:34:29 · 361 阅读 · 0 评论 -
HDU 2120 Ice_cream's world I 并查集
Ice_cream's world ITime Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1138 Accepted Submission(s): 684Problem Descriptionice_cream's world is原创 2016-07-24 16:33:47 · 446 阅读 · 0 评论 -
HDU 1856 More is better 并查集
More is betterTime Limit: 5000/1000 MS (Java/Others) Memory Limit: 327680/102400 K (Java/Others)Total Submission(s): 23649 Accepted Submission(s): 8516Problem DescriptionMr Wang wants some bo原创 2016-07-24 16:33:12 · 381 阅读 · 0 评论 -
HDU1213 How Many Tables 并查集
How Many TablesTime Limit : 2000/1000ms (Java/Other) Memory Limit : 65536/32768K (Java/Other)Total Submission(s) : 14 Accepted Submission(s) : 12Problem DescriptionToday is Ignatius' birthday. He原创 2016-07-24 16:32:44 · 380 阅读 · 0 评论 -
HDU 1233 还是畅通工程 最小生成树 Prim模板的应用
Ice_cream's world ITime Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1138 Accepted Submission(s): 684Problem Descriptionice_cream's world is原创 2016-07-24 16:32:13 · 410 阅读 · 0 评论 -
HDU 1325 Is It A Tree 并查集+树的性质
Is It A Tree?Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 21241 Accepted Submission(s): 4807Problem DescriptionA tree is a well-known d原创 2016-07-24 16:30:02 · 383 阅读 · 0 评论