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：
2015-03-21 12:41:11
阅读次数：
105
Matrix
Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 2112 Accepted Submission(s): 932
Problem Description
Give you a matrix(on...
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其他好文 时间：
2015-03-21 09:57:17
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132
R语言中有几个常用的函数，可以按组对数据进行处理，apply, lapply, sapply, tapply, mapply,等。这几个函数功能有些类似，下面介绍下这几个函数的用法。 Apply 这是对一个Matrix或者Array进行某个维度的运算。其格式是： Apply(数据,维度Index,运...
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编程语言 时间：
2015-03-21 06:22:21
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218
This is the extension of Largest Rectangle in Histogram. We can just project 2D matrix to 1D array and compute it line by line. 1 class Solution { 2 p...
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其他好文 时间：
2015-03-21 06:20:44
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121
http://www.jetbrains.com/idea/features/editions_comparison_matrix.html Freemarker, VelocityIDE FeaturesUltimate EditionFree Community EditionDarcula —...
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其他好文 时间：
2015-03-20 23:44:27
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387
题目链接：Search a 2D Matrix
Write an efficient algorithm that searches for a value in an m x n matrix. This matrix has the following properties:
Integers in each row are sorted from left to right.The ...
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其他好文 时间：
2015-03-20 22:02:42
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136
题目链接：Set Matrix Zeroes
Given a m x n matrix, if an element is 0, set its entire row and column to 0. Do it in place.
Follow up:
Did you use extra space?
A straight forward solution using O(mn) spa...
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其他好文 时间：
2015-03-20 22:00:08
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135
题目大意：意思就是让求A（A是矩阵）+A2+A3+A4+A5+A6+······+AK，其中矩阵范围n 2 #include 3 #include 4 #include 5 using namespace std; 6 const int maxn = 85; 7 int n; 8 stru...
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其他好文 时间：
2015-03-20 16:11:01
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155
Problem Description
In our daily life we often use 233 to express our feelings. Actually, we may say 2333, 23333, or 233333 ... in the same meaning. And here is the question: Suppose we have a matr...
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其他好文 时间：
2015-03-20 00:00:50
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212
Problem Description
In our daily life we often use 233 to express our feelings. Actually, we may say 2333, 23333, or 233333 … in the same meaning. And here is the question: Suppose we have a matrix ca...
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其他好文 时间：
2015-03-19 14:54:01
阅读次数：
168
