【Among the natural enemy of mathematics, the most important thing is that how do we konw something, rather than to know something.】---毕达哥拉斯（前572-前497)... ...
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其他好文 时间：
2017-09-08 10:07:53
阅读次数：
160
Petya is a big fan of mathematics, especially its part related to fractions. Recently he learned that a fraction is called proper iff its numerator is ...
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其他好文 时间：
2017-09-07 13:24:43
阅读次数：
184
Trung is bored with his mathematics homeworks. He takes a piece of chalk and starts writing a sequence of consecutive integers starting with 1 toN(1 < ...
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其他好文 时间：
2017-08-15 10:07:57
阅读次数：
106
The branch of mathematics called number theory is about properties of numbers. One of the areas that has captured the interest of number theoreticians ...
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其他好文 时间：
2017-08-09 12:53:22
阅读次数：
141
Counting Divisors Problem Description In mathematics, the function d(n) denotes the number of divisors of positive integer n.For example, d(12)=6 beca ...
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其他好文 时间：
2017-08-03 20:19:35
阅读次数：
185
In mathematics, the four color theorem, or the four color map theorem, states that, given any separation of a plane into contiguous regions, producing ...
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其他好文 时间：
2017-08-02 11:09:46
阅读次数：
224
Prime Distance Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 18731 Accepted: 5006 Description The branch of mathematics called number the ...
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其他好文 时间：
2017-08-02 00:41:49
阅读次数：
160
Prime Distance Description The branch of mathematics called number theory is about properties of numbers. One of the areas that has captured the inter ...
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其他好文 时间：
2017-07-25 10:19:12
阅读次数：
196
In combinatorial mathematics, a derangement is a permutation of the elements of a set, such that no element appears in its original position. There's ...
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编程语言 时间：
2017-07-20 15:11:18
阅读次数：
259
Problem B Miscalculation Input: Standard Input Time Limit: 1 secondBob is an elementary schoolboy, not so good at mathematics. He found Father’s calcu ...
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其他好文 时间：
2017-07-19 11:54:14
阅读次数：
148
