Problem D: Smith Numbers
Background
While skimming his phone directory in 1982, Albert Wilansky,...
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發表時間：2012-03-28 16:15:48 | 回應：0
Glass Beads
Once upon a time there was a famous actress. As you may expect, she played
mostly Antique ...
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發表時間：2012-03-28 16:01:46 | 回應：0
Problem E: Vacation
The Problem
You are planning to take some rest and to go out on vacation, but you ...
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發表時間：2012-03-27 16:31:44 | 回應：0
Square root
The Problem
You are to determinate X by given Y, from expression
The Input
The firs...
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發表時間：2012-03-26 22:33:54 | 回應：0
Problem B: How many Fibs?
Recall the definition of the Fibonacci numbers:
f1 := 1 f2 := 2
fn := fn-1 + ...
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發表時間：2012-03-26 21:27:22 | 回應：0
The ? 1 ? 2 ? ... ? n = k
problem
The
problem
Given the following formula, one can set operators '...
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發表時間：2012-03-26 20:51:29 | 回應：0
Problem D: Forests
If a tree falls in the forest, and there's nobody there to hear,
does it make a sound? ...
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發表時間：2012-03-26 20:34:38 | 回應：0
Critical Links
In a computer network a link L, which interconnects two servers, is considered critica...
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發表時間：2012-03-25 20:52:07 | 回應：0
Network
A Telephone Line Company (TLC) is establishing a new telephone cable network.
They are
connecting...
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發表時間：2012-03-25 16:35:49 | 回應：3
Problem H
HARDLY HARD
You have been given the task of cutting out a quadrilateral slice of cake out
o...
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發表時間：2012-03-25 13:10:46 | 回應：0
Problem E: How many 0's?
A Benedict monk No. 16 writes down the decimal representations of all
natural...
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發表時間：2012-03-25 11:47:28 | 回應：0
Problem E: Fibonacci Numbers
A Fibonacci sequence is calculated by adding the previous two members of...
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發表時間：2012-03-24 19:38:07 | 回應：0
A
- Doom's Day Algorithm
Background
No. Doom's day algorithm is not a method to compute which day...
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發表時間：2012-03-24 14:57:45 | 回應：0
Quirksome Squares
The number 3025 has a remarkable quirk: if
you split its decimal representation in two s...
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發表時間：2012-03-24 14:50:29 | 回應：0
Problem C
A mid-summer
night’s dream
Input: standard input
Output: standard output
T...
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發表時間：2012-03-24 10:13:32 | 回應：0
