题意:给n个奶头身高从1到n,现在奶牛排成一列,给n-1个数字,为第二号奶牛到第n号奶牛前面比它矮的奶牛个数。 求这个序列每个奶牛的身高。 思路:从最后一个奶牛开始判断,因为最后一个奶牛是和前面所有奶牛做比较的,我们可以根据比它矮的奶牛个数确定它的身高,如果前面有3个比它矮那么它身高绝对为4,而继续 ...
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编程语言 时间:
2019-09-30 19:40:18
阅读次数:
57
failure: Lost task 18.3 in stage 17.0 (TID 59784,XXXXX, executor 19): java.lang.IllegalArgumentException: Row length is 0 场景是写入hbase: 当取出的line._1做为key ...
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编程语言 时间:
2019-09-30 18:21:35
阅读次数:
101
/bin : 存储常 用用户指令/boot : 存储 核心、模块 映像等启 动用文件/dev : 存储 设备文件/etc : 存储 系统、 服 务的配置目录 与 文件/home : 存放 个人主目录/lib : 存放库 文件, 诸如 核心模块、驱动/lost+found : 存储 fsck分区扫描信 ...
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系统相关 时间:
2019-09-30 09:17:04
阅读次数:
95
这道题是道非常好的动规题,不难但思考过程受益很大。 [9/25日更新:鸽了俩个月回来补档了] 题目描述 Farmer John has decided to assemble a panoramic photo of a lineup of his N cows (1 <= N <= 200,000 ...
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其他好文 时间:
2019-09-25 22:47:25
阅读次数:
185
Expedition Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 29360 Accepted: 8135 Description A group of cows grabbed a truck and ventured on ...
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其他好文 时间:
2019-09-23 09:19:36
阅读次数:
98
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:
2019-09-22 01:03:03
阅读次数:
109
描述Farmer John has built a new long barn, with N (2 <= N <= 100,000) stalls. The stalls are located along a straight line at positions x1,...,xN (0 <= ...
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其他好文 时间:
2019-09-19 23:24:41
阅读次数:
122
1、模版xml <!--WARNING: THIS IS AN AUTO-GENERATED FILE. CHANGES TO IT ARE LIKELY TO BEOVERWRITTEN AND LOST. Changes to this xml configuration should be m ...
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其他好文 时间:
2019-09-14 22:28:32
阅读次数:
195
题目描述 The cows are out exercising their hooves again! There are N cows jogging on an infinitely-long single-lane track (1 <= N <= 100,000). Each cow st ...
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其他好文 时间:
2019-09-14 09:13:35
阅读次数:
109
题目描述 The cows are trying to become better athletes, so Bessie is running on a track for exactly N (1 ≤ N ≤ 10,000) minutes. During each minute, she ca ...
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其他好文 时间:
2019-09-14 00:33:02
阅读次数:
83