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A simple application to binary tree traversal.class Solution { typedef pair Rec; // last val - length unsigned ret; void go(TreeNode *p, Rec ... 阅读全文
posted @ 2015-10-28 11:47
Tonix
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Based on Bucketing and "Majority Number I".class Solution { pair majorityNumber0(vector &num) { int count = 0; int ret = 0; fo... 阅读全文
posted @ 2015-10-28 06:10
Tonix
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A reverse version of the Dictionary algorithm :) If you AC-ed "Next Permutation II", copy it over and just reverse the conditions.class Solution {publ... 阅读全文
posted @ 2015-10-28 05:25
Tonix
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Such a classic DP.. Thought flow:1. find out the 2 vars in the problem statement: n and k2. setup dp equation - my first thought was by n which was no... 阅读全文
posted @ 2015-10-28 04:27
Tonix
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