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题目描述 Farmer John’s cows like to play coin games so FJ has invented with a new two-player coin game called Xoinc for them. Initially a stack of N (5 <= 阅读全文
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题目描述 Few know that the cows have their own dictionary with W (1 ≤ W ≤ 600) words, each containing no more 25 of the characters ‘a’..’z’. Their cowmuni 阅读全文
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迭代加深搜索基础 题目描述 A little known fact about Bessie and friends is that they love stair climbing races. A better known fact is that cows really don’t like 阅读全文
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【题解】Luogu P3110 [USACO14DEC]驮运Piggy Back 题目描述 Bessie and her sister Elsie graze in different fields during the day, and in the evening they both want 阅读全文
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Luogu P3123 [USACO15OPEN]贝茜说哞Bessie Goes Moo 题目描述 Farmer John and Bessie the cow love to exchange math puzzles in their free time. The last puzzle FJ 阅读全文
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P2214 [USACO14MAR]哞哞哞Mooo Moo 题目描述 Farmer John has completely forgotten how many cows he owns! He is too embarrassed to go to his fields to count the 阅读全文
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Luogu P2889 [USACO07NOV]挤奶的时间Milking Time 题目描述 传送门Bessie is such a hard-working cow. In fact, she is so focused on maximizing her productivity that sh 阅读全文
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P2854 [USACO06DEC]牛的过山车Cow Roller Coaster 题目描述 The cows are building a roller coaster! They want your help to design as fun a roller coaster as possib 阅读全文