In 12th Zhejiang College Students Games 2007, there was a new stadium built in Zhejiang Normal University. It was a modern stadium which could hold thousands of people. The audience Seats made a circl...
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其他好文 时间：
2015-02-03 17:12:56
阅读次数：
162
GPA
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 1861 Accepted Submission(s): 1121
Problem Description
In college, a student may ...
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其他好文 时间：
2014-12-26 11:11:43
阅读次数：
149
$$\bex \frac{\tan x}{x}\nearrow. \eex$$ Ref. [Proof Without Words: Monotonicity of $\tan x/x$ on $(0,\pi/2)$, The College Mathematics Journal].
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其他好文 时间：
2014-11-19 12:27:16
阅读次数：
180
$$\bex \sin(x+y)=\sin x\cos y+\cos x\sin y. \eex$$ Ref. [Proof Without Words: Sine Sum Identity, The College Mathematics Journal].
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其他好文 时间：
2014-11-19 12:19:11
阅读次数：
575
$$\bex \frac{\sin x}{x}\nearrow. \eex$$ Ref. [Proof Without Words: Monotonicity of $\sin x/x$ on $(0,\pi/2)$, The College Mathematics Journal]
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其他好文 时间：
2014-11-19 12:12:31
阅读次数：
152
Description
In college, a student may take several courses. for each course i, he earns a certain credit (c i), and a mark ranging from A to F, which is comparable to a score (s i), according to th...
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其他好文 时间：
2014-10-20 23:23:31
阅读次数：
260
Description
On the beaming day of 60th anniversary of NJUST, as a military college which was Second Artillery Academy of Harbin Military Engineering Institute before, queue phalanx is a spe...
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其他好文 时间：
2014-10-16 19:41:32
阅读次数：
236
模拟: 文法分析
hash每个Key建图，对每个节点记录在原串的第几个位置开始输出。。。。
对每个询问沿图走就可以了。。。。
Hierarchical Notation
Time Limit: 2 Seconds Memory Limit: 131072 KB
In Marjar University, students in College of Co...
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其他好文 时间：
2014-10-15 14:24:21
阅读次数：
184
GPA
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 1471 Accepted Submission(s): 902
Problem Description
In college, a student m...
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其他好文 时间：
2014-10-14 22:48:59
阅读次数：
209
Hierarchical NotationTime Limit:2 Seconds Memory Limit:131072 KBIn Marjar University, students in College of Computer Science will learn EON (Edward O...
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其他好文 时间：
2014-10-14 01:09:07
阅读次数：
406
