练习4-1原文Exercise 4.1. Notice that we cannot tell whether the metacircular evaluator evaluates operands from left to right or from right to left. Its evaluation order is inherited from the underlying Li...
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2015-03-29 18:08:21
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The Unique MSTTime Limit:1000MSMemory Limit:10000KTotal Submissions:21931Accepted:7784DescriptionGiven a connected undirected graph, tell if its minim...
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2015-03-17 00:45:15
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! 的源码：
def !(message: Any)(implicit sender: ActorRef = Actor.noSender): Unit
tell 的源码：
final def tell(msg: Any, sender: ActorRef): Unit = this.!(msg)(sender)
forward 的源码：
def forward(message: Any...
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2015-03-14 12:30:54
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yum install tcpdump -ytcpdump arp15:30:07.705363 ARP, Request who-has 10.10.3.1 tell 10.10.3.75, length 4615:30:08.018602 ARP, Request who-has 10.10.3...
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2015-03-14 09:33:51
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DescriptionFor any integer i>=3 we have F[i]=(F[i-1]+2*F[i-2]+3*F[i-3])%9901;Now give you F[0],F[1],F[2],can you tell me the value of F
InputFist Line, an integer Q(1<=Q<=100) represent the number of...
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2015-03-12 15:11:17
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SQL is not very flexible and it cannot be made to react differently to differing sutuations easily. In SQL queries we normally tell database what we w...
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数据库 时间：
2015-03-12 00:38:39
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206
forward 与 ! (tell) 的差异，举个例子：Main(当前actor): topNode ! Insert(requester, id=1, ele = 2)topNode: root ! Insert(requester, id=1, ele = 2)对于root而言，Insert消息...
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2015-03-09 00:27:22
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Given a stack which can keep M numbers at most. Push N numbers in the order of 1, 2, 3, ..., N and pop randomly. You are supposed to tell if a given s...
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2015-03-04 16:34:28
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This time you are asked to tell the difference between the lowest grade of all the male students and the highest grade of all the female students.
Input Specification:
Each input file contains o...
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2015-03-04 09:55:46
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