each 3747个问题
2017.12.11 01:09来自 shunfurh
Adopt or not
Problem Description A two-party system is a form of party system where two major political parties dominate...
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2017.12.11 00:51来自 shunfurh
Bob's trouble
Problem Description Bob is a journalist, nowadays,he has a trouble. You know ,the Olympic Games is around t...
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2017.12.11 00:38来自 shunfurh
The nearest fraction
Problem Description Find the fraction closest to sqrt(N), the denominator of the fraction is no more than M...
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2017.12.11 00:24来自 shunfurh
Man Down
Problem Description The Game “Man Down 100 floors” is an famous and interesting game.You can enjoy the game...
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2017.12.11 00:15来自 shunfurh
Cut Pyramid
Problem Description Yaya and maomao have a cake. And the shape of the cake is a pyramid. As the following p...
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2017.12.11 00:10来自 shunfurh
Mario and Mushrooms
Problem Description Mario usually relaxes himself by walking along the shady track near the Mushroom Kingdo...
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2017.12.11 00:02来自 shunfurh
YY's new problem
Problem Description Given a permutation P of 1 to N, YY wants to know whether there exists such three eleme...
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2017.12.10 23:45来自 shunfurh
Equivalent Sets
Problem Description To prove two sets A and B are equivalent, we can first prove A is a subset of B, and th...
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2017.12.10 21:52来自 shunfurh
R(N)
Problem Description We know that some positive integer x can be expressed as x=A^2+B^2(A,B are integers). T...
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2017.12.10 21:32来自 shunfurh
Magic Sticks
Problem Description Magic was accepted by all ancient peoples as a technique to compel the help of divine p...
1

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