概念
SequenceFile是一个由二进制序列化过的key/value的字节流组成的文本存储文件，它可以在map/reduce过程中的input/output
的format时被使用。在map/reduce过程中，map处理文件的临时输出就是使用SequenceFile处理过的。 所以一般的SequenceFile均是在FileSystem中生成，供map调用的原始文件。
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其他好文 时间：
2014-12-10 22:48:16
阅读次数：
280
Automatic Poetry
Time Limit:3000MS Memory Limit:0KB 64bit IO Format:%lld & %llu
Submit Status
Description
Problem I
Automatic Poetry
Input: standard input
Output: standard out...
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其他好文 时间：
2014-12-10 09:20:44
阅读次数：
143
Problem DescriptionYour task is to Calculate a + b.InputThe input will consist of a series of pairs of integers a and b, separated by a space, one pai...
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其他好文 时间：
2014-12-05 21:13:59
阅读次数：
150
Problem DescriptionYour task is to Calculate a + b.Too easy?! Of course! I specially designed the problem for acm beginners.You must have found that s...
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其他好文 时间：
2014-12-05 21:10:20
阅读次数：
237
Problem DescriptionYour task is to Calculate a + b.InputInput contains an integer N in the first line, and then N lines follow. Each line consists of ...
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其他好文 时间：
2014-12-05 21:00:44
阅读次数：
327
Problem DescriptionYour task is to calculate the sum of some integers.InputInput contains an integer N in the first line, and then N lines follow. Eac...
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其他好文 时间：
2014-12-05 20:59:08
阅读次数：
212
Problem DescriptionYour task is to calculate the sum of some integers.InputInput contains an integer N in the first line, and then N lines follow. Eac...
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其他好文 时间：
2014-12-05 20:58:18
阅读次数：
147
Problem B
List of Conquests
Input: standard input
Output: standard output
Time Limit: 2 seconds
In Act I, Leporello is telling Donna Elvira about his master's long list of conquests:
``This is t...
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编程语言 时间：
2014-12-05 09:19:38
阅读次数：
291
B. The Child and Zoo
time limit per test
2 seconds
memory limit per test
256 megabytes
input
standard input
output
standard output
Of course our child likes walking in a...
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编程语言 时间：
2014-12-04 21:42:58
阅读次数：
283
题目链接：All in All
Problem E
All in All
Input: standard input
Output: standard output
Time Limit: 2 seconds
Memory Limit: 32 MB
You have devised a new encryption technique whi...
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其他好文 时间：
2014-12-01 22:33:55
阅读次数：
252
