Fenwick Tree is perfect for this problem, though space complexity is not quite efficient.class Solution { ////////////////// // Fenwick Tree // ...
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其他好文 时间:
2015-10-01 11:32:57
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147
农夫有N头牛,M个牛栏,每个牛只在自己喜欢的几个牛栏中的一个里挤奶,求最多能同时有几个牛同时挤奶。赤裸裸的二分匹配。用dinic算法解的/*ID: modengd1PROG: stall4LANG: C++*/#include #include #include #include #include ...
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其他好文 时间:
2015-10-01 00:30:50
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218
https://medium.com/ios-os-x-development/perfect-smooth-scrolling-in-uitableviews-fd609d5275a5Difficulty and the depth of material will increase from t...
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其他好文 时间:
2015-09-30 11:07:47
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284
Given a positive integern, find the least number of perfect square numbers (for example,1, 4, 9, 16, ...) which sum ton.For example, givenn=12, return...
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其他好文 时间:
2015-09-20 17:50:21
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272
Perfect SquaresGiven a positive integern, find the least number of perfect square numbers (for example,1, 4, 9, 16, ...) which sum ton.For example, gi...
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其他好文 时间:
2015-09-20 17:37:44
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134
LeetCode -- Perfect Squares...
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其他好文 时间:
2015-09-19 16:53:56
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103
Given a positive integer n, find the least number of perfect square numbers (for example,
1, 4, 9, 16, ...) which sum to n.
For example, given n = 12, return 3 because
12 = 4 + 4 + 4; given n = 13,...
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其他好文 时间:
2015-09-18 16:53:09
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128
d[u][0][1]=sum{d[v][0]}d[u][1][1]=d[u][1][0]=sum{min(d[v][0],d[v][1])}d[u][0][0]=sum{d[v][0]}-d[min][0]+d[min][1] (d[min][1]=min(d[v][1]))调了很久。。。。 看到....
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其他好文 时间:
2015-09-18 02:00:09
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197
Perfect SquaresGiven a positive integern, find the least number of perfect square numbers (for example,1, 4, 9, 16, ...) which sum ton.For example, gi...
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其他好文 时间:
2015-09-16 17:24:35
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134
The Perfect StallTime Limit:1000MSMemory Limit:10000KTotal Submissions:20874Accepted:9421DescriptionFarmer John completed his new barn just last week,...
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编程语言 时间:
2015-09-14 15:23:41
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172