Dict内置函数#!/user/bin/evnpython
#-*-coding:utf-8-*-
userinfo={
1:‘alex‘,
‘age‘:19,
3:‘tony‘
}
printuserinfo
#classdict(object):
#"""
#dict()->newemptydictionary
#dict(mapping)->newdictionaryinitializedfromamappingobject‘s
#(key,value)pairs
#dict(it..
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编程语言 时间:
2017-06-12 22:23:10
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238
1.解压2.将因子状态拷贝到文本文档中,EXCEL中的表格格式直接粘贴,不做任务修改,可参考ceshi.txt3.进入cmd,(dir可查看当前路径下文件)进入allparirs目录下(以C:\allpairs),输入:cd C:\allparirs\4.执行allpairs.exe ceshi.t ...
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其他好文 时间:
2017-06-10 21:26:32
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142
Tree Summing Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 8132 Accepted: 1949 Description LISP was one of the earliest high-level progra ...
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其他好文 时间:
2017-06-09 22:27:52
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247
https://leetcode.com/problems/construct-string-from-binary-tree/#/description You need to construct a string consists of parenthesis and integers from ...
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其他好文 时间:
2017-06-09 12:37:11
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136
Given an array of 2n integers, your task is to group these integers into n pairs of integer, say (a1, b1), (a2, b2), ..., (an, bn) which makes sum of ...
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其他好文 时间:
2017-06-07 20:52:28
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144
More is better Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 327680/102400 K (Java/Others) Total Submission(s): 19011 Accepted Submission(s): 6 ...
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其他好文 时间:
2017-06-07 12:42:56
阅读次数:
190
格式化namenode 启动namenode失败: namenode日志报错,namenode没有格式化: 原因 hdfs namenode –format "-format"中的-是中文横线,改成中文就好了格式化成功: ...
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其他好文 时间:
2017-06-06 20:47:06
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488
题目: Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses. For example, given n = 3, a solution set i ...
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编程语言 时间:
2017-06-04 12:53:38
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162
public class Solution { /** * @param numCourses a total of n courses * @param prerequisites a list of prerequisite pairs * @return the course order */ ...
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其他好文 时间:
2017-06-03 20:55:51
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177
1. Hierarchical clustering Avoid choosing number of clusters beforehand Dendrograms help visualize different clustering granularities (no need to reru ...
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其他好文 时间:
2017-06-02 23:52:08
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235