Determine whether an integer is a palindrome. Do this without extra space. click to show spoilers. Some hints: Could negative integers be palindromes? ...
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其他好文 时间:
2017-08-08 00:43:19
阅读次数:
199
Given a non-negative integer num, repeatedly add all its digits until the result has only one digit. For example: Given num = 38, the process is like: ...
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其他好文 时间:
2017-08-06 21:48:53
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117
A wqb-number, or B-number for short, is a non-negative integer whose decimal form contains the sub- string "13" and can be divided by 13. For example, ...
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其他好文 时间:
2017-08-04 11:31:29
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162
You are given two non-empty linked lists representing two non-negative integers. The digits are stored in reverse order and each of their nodes contai ...
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其他好文 时间:
2017-08-03 18:48:43
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121
在word2vec原理篇中,我们对word2vec的两种模型CBOW和Skip-Gram,以及两种解法Hierarchical Softmax和Negative Sampling做了总结。这里我们就从实践的角度,使用gensim来学习word2vec。 1. gensim安装与概述 gensim是一 ...
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其他好文 时间:
2017-08-03 15:03:39
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2399
翻译 给定一个以一系列数字表示的非负数。将其加一并转换成数字。 数字存储的最高位在列的最前面。 原文 Given a non-negative number represented as an array of digits, plus one to the number. The digits a ...
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其他好文 时间:
2017-08-03 14:57:52
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172
import sysimport randomimport stdarrayimport stdiom = int(sys.argv[1])n = int(sys.argv[2])# Initialize array perm = [0,1,...,n-1]perm = stdarray.creat ...
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其他好文 时间:
2017-07-31 15:51:14
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113
Given an array of non-negative integers, you are initially positioned at the first index of the array. Each element in the array represents your maxim ...
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编程语言 时间:
2017-07-30 22:01:01
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184
/** * Given a non-negative integer represented as a non-empty array of digits, plus one to the integer. You may assume the integer do not contain any ... ...
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其他好文 时间:
2017-07-28 18:20:45
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135
Polycarp watched TV-show where k jury members one by one rated a participant by adding him a certain number of points (may be negative, i. e. points w ...
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其他好文 时间:
2017-07-26 09:37:17
阅读次数:
237