Square spiralNikola picks up a strange circuit board. All of its elements are connected in a spiral and it is possible to connect the neighboring elem...
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其他好文 时间：
2014-08-17 09:09:51
阅读次数：
411
Description
Optimal Symmetric Paths
You have a grid of n rows and
n columns. Each of the unit squares contains a non-zero digit. You walk from the top-left square to the b...
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其他好文 时间：
2014-08-16 12:36:50
阅读次数：
332
Given an integer n, generate a square matrix filled with elements from 1 to n2 in
spiral order.
For example,
Given n = 3,
You should return the following matrix:
[
[ 1, 2, 3 ],
[ 8, 9, 4 ],
[...
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其他好文 时间：
2014-08-15 22:37:39
阅读次数：
274
One classic method for composing secret messages is called a square code. The spaces are removed from the english textand the characters are written i...
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其他好文 时间：
2014-08-14 20:03:09
阅读次数：
276
原题：
Implement int sqrt(int x).
Compute and return the square root of x.
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牛顿迭代法
为了方便理解，就先以本题为例：
计算x2 = n的解，令f(...
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其他好文 时间：
2014-08-14 16:51:18
阅读次数：
263
Red and BlackTime Limit:1000MSMemory Limit:30000KTotal Submissions:22409Accepted:12100DescriptionThere is a rectangular room, covered with square tile...
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其他好文 时间：
2014-08-13 22:04:17
阅读次数：
266
The square chestSophia pressed the button in front of her, slamming her fist against it. The door rumbled and appeared to do nothing.“Oh man, that’s n...
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其他好文 时间：
2014-08-13 18:13:26
阅读次数：
274
Problem Description
FatMouse has stored some cheese in a city. The city can be considered as a square grid of dimension n: each grid location is labelled (p,q) where 0 <= p < n and 0 <= q < n. At e...
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其他好文 时间：
2014-08-13 14:56:46
阅读次数：
236
Description
YH gave Qz an odd matrix consists of one or zero. He asked Qz to find a square that has the largest area. The problem is not so easy, that means the square you find must not contai...
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其他好文 时间：
2014-08-12 19:11:04
阅读次数：
208
Description
Problem E: Perfect Pth Powers
We say that x is a perfect square if, for some integer b,x = b^2. Similarly,
x is a perfect cube if, for some integerb, x = b^3. More generally,
x is a ...
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其他好文 时间：
2014-08-12 13:48:54
阅读次数：
280
