In the wilds far beyond lies the Land of Sacredness, which can be viewed as a tree — connected undirected graph consisting of nn nodes and n?1n?1 edge ...
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其他好文 时间：
2020-04-17 00:11:27
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66
Farmer John has decided to reward his cows for their hard work by taking them on a tour of the big city! The cows must decide how best to spend their ...
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其他好文 时间：
2020-04-10 15:56:32
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76
题目 Farmer John has arranged his N (1 ≤ N ≤ 5,000) cows in a row and many of them are facing forward, like good cows. Some of them are facing backward, ...
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其他好文 时间：
2020-04-06 17:13:28
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68
题目 Farmer John has arranged his N (1 ≤ N ≤ 5,000) cows in a row and many of them are facing forward, like good cows. Some of them are facing backward, ...
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其他好文 时间：
2020-04-06 09:56:48
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80
题目描述 Farmer John has arranged his N (1 ≤ N ≤ 5,000) cows in a row and many of them are facing forward, like good cows. Some of them are facing backwar ...
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其他好文 时间：
2020-04-06 00:23:00
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298
1 import jieba 2 txt=open("D://python_common_exercise//west_journey.txt",'r',encoding="utf-8").read() 3 words=jieba.lcut(txt) #jieba库函数 4 count={} #创建 ...
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其他好文 时间：
2020-04-05 18:29:41
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148
Bessie is out in the field and wants to get back to the barn to get as much sleep as possible before Farmer John wakes her for the morning milking. Be ...
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其他好文 时间：
2020-03-30 00:21:16
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101
"题目链接" 题目大意：让你找出一列数，他们中相邻的两个数的下标之差等于数值之差。求这列数的最大值 思路很简单，因为所得数列满足相邻的两个数的下标之差等于数值之差。所以只要让每个输入的数减去对应的下标所得到的下标指向的数加上这个数即可，如果两个数的下标之差等于数值之差，那么 它们各自的数减去下标所得 ...
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其他好文 时间：
2020-03-26 12:25:09
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67
题目描述 The cows are being invaded! Their republic comprises N (1 <= N <= 50,000) towns that are connected by M (1 <= M <= 100,000) undirected paths betw ...
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其他好文 时间：
2020-03-24 09:16:45
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78
Farmer John knows that an intellectually satisfied cow is a happy cow who will give more milk. He has arranged a brainy activity for cows in which the ...
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其他好文 时间：
2020-03-23 13:47:05
阅读次数：
74
