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poj 3104 Drying 【二分查找（最小化最大值）】
DryingTime Limit: 2000MS Memory Limit: 65536KTotal Submissions: 11288 Accepted: 2919DescriptionIt is very hard to wash and especially to d原创 2015-10-17 21:23:10 · 445 阅读 · 0 评论 -
poj 2376 Cleaning Shifts 【贪心+快排】
Cleaning ShiftsTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 14030 Accepted: 3605DescriptionFarmer John is assigning some of his N (1 <= N <= 25,000)原创 2015-10-23 22:47:39 · 292 阅读 · 0 评论 -
poj 3187 Backward Digit Sums 【全排列变形题】
Backward Digit SumsTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 5356 Accepted: 3093DescriptionFJ and his cows enjoy playing a mental game. They write原创 2015-11-13 18:17:28 · 350 阅读 · 0 评论 -
poj 3050 Hopscotch 【dfs】
HopscotchTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 2738 Accepted: 1921DescriptionThe cows play the child's game of hopscotch in a non-traditional原创 2015-11-13 19:32:35 · 304 阅读 · 0 评论 -
poj 2299 Ultra-QuickSort 【线段树求和（点更新）】
Ultra-QuickSortTime Limit: 7000MS Memory Limit: 65536KTotal Submissions: 50810 Accepted: 18618DescriptionIn this problem, you have to analyze a particular sorting原创 2015-12-14 20:11:13 · 885 阅读 · 0 评论 -
poj 3069 Saruman's Army 【贪心】【最少标记点】
Saruman's ArmyTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 6008 Accepted: 3065DescriptionSaruman the White must lead his army along a straight path原创 2015-12-05 11:20:23 · 326 阅读 · 0 评论 -
poj 3253 Fence Repair 【贪心】【最小值&&次小值，合二为一，循环直到为一根为止】
Fence RepairTime Limit: 2000MS Memory Limit: 65536KTotal Submissions: 34465 Accepted: 11083DescriptionFarmer John wants to repair a small length of the fence arou原创 2015-12-05 15:38:15 · 306 阅读 · 0 评论 -
poj 1148 TEX Quotes 【水题（字符串替换）】【周赛】
TEX QuotesTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 9678 Accepted: 5077DescriptionTEX is a typesetting language developed by Donald Knuth. It take原创 2015-12-06 22:11:47 · 364 阅读 · 0 评论 -
poj 3187 Backward Digit Sums(全排列变形)
Backward Digit SumsTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 5670 Accepted: 3284DescriptionFJ and his cows enjoy playing a mental game. They write原创 2016-03-05 19:10:03 · 329 阅读 · 0 评论 -
poj3904 Sky Code【容斥原理】
Sky CodeTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 1977 Accepted: 635DescriptionStancu likes space travels but he is a poor software developer and原创 2016-03-25 21:43:50 · 477 阅读 · 0 评论 -
poj 2773Happy 2006
Happy 2006Time Limit: 3000MS Memory Limit: 65536KTotal Submissions: 10620 Accepted: 3709DescriptionTwo positive integers are said to be relatively prime to each o原创 2016-03-26 11:19:40 · 354 阅读 · 0 评论 -
poj 3723 Conscription 【最小生成树（克鲁斯卡尔）】
ConscriptionTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 9527 Accepted: 3379DescriptionWindy has a country, and he wants to build an army to protec原创 2015-10-10 22:33:41 · 338 阅读 · 0 评论 -
poj 1979 Red and Black 【dfs（模板）】
Red and BlackTime Limit: 1000MS Memory Limit: 30000KTotal Submissions: 26682 Accepted: 14495DescriptionThere is a rectangular room, covered with square tiles. Each原创 2015-10-22 20:14:10 · 368 阅读 · 0 评论 -
poj 3273 Monthly Expense 【二分搜索（最大化最小值）】
Monthly ExpenseTime Limit: 2000MS Memory Limit: 65536KTotal Submissions: 18798 Accepted: 7515DescriptionFarmer John is an astounding accou原创 2015-10-17 20:03:57 · 423 阅读 · 0 评论 -
poj 3258 River Hopscotch 【二分查找（最大化最小值）】
River HopscotchTime Limit: 2000MS Memory Limit: 65536KTotal Submissions: 9527 Accepted: 4075DescriptionEvery year the cows hold an event featuring a peculiar vers原创 2015-10-17 17:04:27 · 371 阅读 · 0 评论 -
poj 3320 Jessica's Reading Problem 【尺取法】
Jessica's Reading ProblemTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 8880 Accepted: 2857DescriptionJessica's a very lovely girl wooed by lots of boy原创 2015-10-18 19:27:36 · 273 阅读 · 0 评论 -
poj 1942 Paths on a Grid 【数学题】
Paths on a GridTime Limit: 1000MS Memory Limit: 30000KTotal Submissions: 23342 Accepted: 5746DescriptionImagine you are attending your math原创 2015-10-05 11:29:26 · 411 阅读 · 0 评论 -
poj 3069 Saruman's Army 【贪心】
Saruman's ArmyTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 5770 Accepted: 2952DescriptionSaruman the White must lead his army along a straight path f原创 2015-10-06 00:19:14 · 267 阅读 · 0 评论 -
poj 3617 Best Cow Line 【贪心】
Best Cow LineTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 14274 Accepted: 4060DescriptionFJ is about to take his N (1 ≤ N ≤原创 2015-10-05 23:40:57 · 335 阅读 · 0 评论 -
poj 1220 NUMBER BASE CONVERSION 【栈】
NUMBER BASE CONVERSIONTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 4912 Accepted: 2245DescriptionWrite a program to convert numbers in one base to nu原创 2015-11-06 19:28:36 · 424 阅读 · 0 评论 -
poj 2718 Smallest Difference 【dfs(全排列变形题)】
Smallest DifferenceTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 6389 Accepted: 1736DescriptionGiven a number of distinct decimal digits, you can form原创 2015-11-07 22:23:24 · 490 阅读 · 0 评论 -
poj 1250 Tanning Salon 【模拟题】
Tanning SalonTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 8073 Accepted: 4322DescriptionTan Your Hide, Inc., owns several coin-operated tanning salon原创 2015-11-07 11:26:34 · 419 阅读 · 0 评论 -
poj 2431 Expedition 【优先队列】
ExpeditionTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 9627 Accepted: 2795DescriptionA group of cows grabbed a truck and ventured on an expedition deep原创 2015-10-07 11:52:31 · 276 阅读 · 0 评论 -
poj 3080 Blue Jeans 【kmp+暴力】
Blue JeansTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 15694 Accepted: 6978DescriptionThe Genographic Project is a research partnership between IBM a原创 2016-04-25 19:18:05 · 486 阅读 · 0 评论