matrixTime Limit: 20 SecMemory Limit: 256 MB题目连接http://acm.hdu.edu.cn/showproblem.php?pid=5569DescriptionGiven a matrix with n rows and m columns ( n+...
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其他好文 时间:
2015-11-22 12:39:36
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143
matrix.preTranslate(-centerX, -centerY);matrix.postTranslate(centerX, centerY);经常在中心旋转的应用中看到这段代码.preTranslate是指在matrix旋转之前平移,postTranslate是指在matrix旋转之...
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其他好文 时间:
2015-11-22 12:30:48
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178
matrixProblem DescriptionGiven a matrix withnrows andmcolumns (n+mis an odd number ), at first , you begin with the number at top-left corner (1,1) an...
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其他好文 时间:
2015-11-22 00:17:02
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211
Problem DescriptionGiven a matrix with n rows and m columns ( n+m is an odd number ), at first , you begin with the number at top-left corner (1,1) an...
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其他好文 时间:
2015-11-21 22:35:06
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196
LeetCode -- Search a 2D Matrix II...
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其他好文 时间:
2015-11-21 11:54:15
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169
In my understanding, factor analysis is a method developed to avoid the mass estimation of the variance-covariance matrix when doing Markowitz Allocat...
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其他好文 时间:
2015-11-20 21:43:19
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二分kth,答案满足的条件为:m≤ 小于等于x的值数cntx。x和cntx单调不减,随着x增大,条件成立可表示为:0001111。本地打一个小型的表可以发现列编号j固定时候,目标函数f(i,j)似乎具有单调性。变形,f(i,j) = (i+100000+j)*i + j2 -100000,可以看出确...
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2015-11-20 20:03:09
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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 f...
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2015-11-20 10:35:50
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Given a 2D binary matrix filled with 0's and 1's, find the largest square containing all 1's and return its area.For example, given the following matr...
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其他好文 时间:
2015-11-19 00:33:41
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In my understanding, factor analysis is a method developed to avoid the mass estimation of the variance-covariance matrix when doing Markowitz Allocat...
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其他好文 时间:
2015-11-18 00:41:43
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159