Given a stringsand a dictionary of wordsdict, determine ifscan be segmented into a space-separated sequence of one or more dictionary words.For exampl...
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其他好文 时间:
2014-07-17 00:33:43
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218
A tuple is a sequence of values. The values can be any type, and they are indexed by integers, so in that respect tuples are a lot like lists. The imp...
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其他好文 时间:
2014-07-16 18:17:44
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213
import sys class Stats: def __init__(self, sequence): # sequence of numbers we will process # convert all items to floats for numeri...
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编程语言 时间:
2014-07-16 18:06:48
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257
Python最基本的数据结构是序列(sequence),序列中的每个元素被分以以0开头的唯一的一个id号。 Python中有6种内建的序列:列表,元组,字符串,Unicode字符串,buffer对象和xrange对象。 下面是一个使用列表的例子: >>> edward = ['Edward Gum....
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编程语言 时间:
2014-07-16 15:49:59
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297
记得A项目组是一个物流管理系统,后台采用了Oracle数据库。在系统中的核心表托运单表中,关于主键采用何种数据类型,是 sequence 还是用GUID , 大家起了争论。从网络搜索得到的结论看,一般的意见总结为:1. SYS_GUID()比sequence复杂;2.SYS_GUID做主键,则表、....
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其他好文 时间:
2014-07-16 11:55:08
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233
Number sequence
Given a number sequence which has N element(s), please calculate the number of different collocation for three number Ai, Aj, Ak, which satisfy that Ai Ak and i
Input
The fi...
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其他好文 时间:
2014-07-16 09:51:23
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201
Ultra-QuickSort
Description
In this problem, you have to analyze a particular sorting algorithm. The algorithm processes a sequence of n distinct integers by swapping two adjacent sequence eleme...
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其他好文 时间:
2014-07-16 09:00:13
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240
A string is a sequence of characters and a list is a sequence of values, but a list of characters is not the same as a string. To convert from a strin...
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其他好文 时间:
2014-07-15 09:00:12
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244
filter(function, sequence):对sequence中的item依次执行function(item),将执行结果为True的item组成一个List/String/Tuple(取决于sequence的类型)返回:>>> def f(x): return x % 2 != 0 an...
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编程语言 时间:
2014-07-15 08:41:24
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292
Time Limit:1000MS Memory Limit:10000KB 64bit IO Format:%I64d
& %I64u
Submit Status
Description
Ugly numbers are numbers whose only prime factors are 2, 3 or 5. The sequence
...
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其他好文 时间:
2014-07-14 14:03:02
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206