You have a total of n coins that you want to form in a staircase shape, where every k-th row must have exactly k coins. Given n, find the total number ...
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其他好文 时间：
2018-02-28 14:04:40
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354
Jamie has recently found undirected weighted graphs with the following properties very interesting: The graph is connected and contains exactly n vert ...
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其他好文 时间：
2018-02-25 11:30:00
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219
本文是翻译作品，作者是Piotr Nowojski和Michael Winters。前者是该方案的实现者。 原文地址是https://data-artisans.com/blog/end-to-end-exactly-once-processing-apache-flink-apache-kafka ...
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其他好文 时间：
2018-02-22 19:49:01
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177
题目链接： https://projecteuler.net/problem=501 题意： $f(n)$ be the count of numbers not exceeding $n$ with exactly eight divisors. 就是找少于等于 $n$中只有8个因子的个数。 Yo ...
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其他好文 时间：
2018-02-18 21:30:40
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274
In this problem, a rooted tree is a directed graph such that, there is exactly one node (the root) for which all other nodes are descendants of this n ...
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其他好文 时间：
2018-02-12 22:58:14
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291
You have a total of n coins that you want to form in a staircase shape, where every k-th row must have exactly k coins. Given n, find the total number ...
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其他好文 时间：
2018-02-09 14:56:52
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163
题目 题目描述 Bessie and her sister Elsie want to travel from the barn to their favorite field, such that they leave at exactly the same time from the barn, ...
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其他好文 时间：
2018-02-06 01:06:59
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175
Censored! Time Limit: 5000MS Memory Limit: 10000K Total Submissions: 10824 Accepted: 2966 Description The alphabet of Freeland consists of exactly N l ...
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其他好文 时间：
2018-02-04 13:52:52
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163
An inorder binary tree traversal can be implemented in a non recursive way with a stack. For example, suppose that when a 6 node binary tree (with the ...
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其他好文 时间：
2018-02-04 12:48:25
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177
"原题链接" 描述 A hat’s word is a word in the dictionary that is the concatenation of exactly two other words in the dictionary. You are to find all the hat ...
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其他好文 时间：
2018-01-31 16:38:57
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91
