This problem can be solved easily if we are allowed to use more than O(1) space. For example, you may create a copy of the original matrix (O(mn)-spac...
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其他好文 时间:
2015-08-15 13:15:32
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120
Description
George took sticks of the same length and cut them randomly until all parts became at most 50 units long. Now he wants to return sticks to the original state, but he forgot how many sti...
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其他好文 时间:
2015-08-14 21:29:39
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109
Saving BeansTime Limit: 3000msMemory Limit: 32768KBThis problem will be judged onHDU. Original ID:303764-bit integer IO format:%I64d Java class name:M...
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其他好文 时间:
2015-08-14 13:38:51
阅读次数:
99
在各种浏览器中存在三种事件模型:原始事件模型( original event model),DOM2事件模型,IE事件模型.其中原始的事件模型被所有浏览器所支持,而DOM2中所定义的事件模型目前被除了IE以外的所有主流浏览器支持.1.原始事件模型其事件类型:分为"输入事件(如onclicki)"和"...
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编程语言 时间:
2015-08-13 19:52:25
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155
有时候当我们需要复制ArrayList时,最快的方法是新建一个实例,其实每个Collection类都有一个对应的通过自己复制的构造方法。clone()方法本身是有缺陷的,不推荐使用。推荐的做法如下: List<Double>?original?...
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编程语言 时间:
2015-08-13 06:43:10
阅读次数:
183
UVA - 12532 Interval Product
http://acm.bnu.edu.cn/v3/problem_show.php?pid=27853
Interval Product
Time Limit: 2000ms
Memory Limit: 131072KB
This problem will be judged on UVA. Original ID: ...
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其他好文 时间:
2015-08-13 01:15:02
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273
Wobd2 recently released Mercedes Benz MB-PRO IR Code Reader. This device can can read or write eeprom through IR or PCB, renew original Mercedes NEC c...
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其他好文 时间:
2015-08-12 16:18:47
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216
Matrix multiplicationTime Limit: 2000msMemory Limit: 131072KBThis problem will be judged onHDU. Original ID:492064-bit integer IO format:%I64d Java cl...
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其他好文 时间:
2015-08-11 11:31:24
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89
Glass BeadsTime Limit: 3000msMemory Limit: 131072KBThis problem will be judged onUVALive. Original ID:554564-bit integer IO format:%lld Java class nam...
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其他好文 时间:
2015-08-10 23:39:30
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188
WatchcowTime Limit: 3000msMemory Limit: 65536KBThis problem will be judged onPKU. Original ID:223064-bit integer IO format:%lld Java class name:MainBe...
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其他好文 时间:
2015-08-09 22:09:14
阅读次数:
146