lines 351个问题
2017.04.25 11:21来自 shunfurh
Bean Counting
The CSC has decided to hold a contest to guess the number of beans in a given jar. To make it a wee bit mor...
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2017.04.25 10:20来自 shunfurh
Dolphin Pool
In a newly constructed dolphin pool in the Kish island in Persian Gulf, one of the fun games is as follows:...
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2017.04.25 00:27来自 shunfurh
Election
Canada has a multi-party system of government. Each candidate is generally associated with a party, and the...
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2017.04.24 20:36来自 shunfurh
Fold-up Patterns
Fold-up patterns for solids like cubes or octahedrons can be found in many books on geometry, but without a...
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2017.04.24 14:34来自 shunfurh
487-3279
Businesses like to have memorable telephone numbers. One way to make a telephone number memorable is to hav...
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2017.04.24 12:38来自 shunfurh
Counterfeit Dollar
Sally Jones has a dozen Voyageur silver dollars. However, only eleven of the coins are true silver dollars;...
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2017.04.24 10:54来自 shunfurh
Robbery
Inspector Robstop is very angry. Last night, a bank has been robbed and the robber has not been caught. And...
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2017.04.24 10:06来自 shunfurh
Robbery
Inspector Robstop is very angry. Last night, a bank has been robbed and the robber has not been caught. And...
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2017.04.24 00:29来自 shunfurh
Atlantis
There are several ancient Greek texts that contain descriptions of the fabled island Atlantis. Some of thes...
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2017.04.23 23:25来自 shunfurh
Tin Cutter
In a Tin Cutting factory there is a machine for cutting parts from tin plates. It has an extraordinarily sh...
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