Jump Game II
Total Accepted: 16242 Total
Submissions: 65802My Submissions
Given an array of non-negative integers, you are initially positioned at the first index of the array.
Each elem...
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其他好文 时间:
2014-09-10 01:38:59
阅读次数:
227
Path Sum II
Total Accepted: 18489 Total
Submissions: 68323My Submissions
Given a binary tree and a sum, find all root-to-leaf paths where each path's sum equals the given sum.
For exampl...
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其他好文 时间:
2014-09-10 01:38:49
阅读次数:
223
Word Break II
Total Accepted: 15138 Total
Submissions: 92228My Submissions
Given a string s and a dictionary of words dict, add spaces in s to construct a sentence where each word is a va...
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其他好文 时间:
2014-09-10 00:30:09
阅读次数:
221
Follow up for problem "Populating Next Right Pointers in Each Node".What if the given tree could be any binary tree? Would your previous solution stil...
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其他好文 时间:
2014-09-09 19:57:29
阅读次数:
237
Reverse Linked List II
Reverse a linked list from position m to n. Do it in-place and in one-pass.
For example:
Given 1->2->3->4->5->NULL, m = 2 and n = 4,
return 1->4->3->2->5->NULL.
Note...
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其他好文 时间:
2014-09-09 18:23:49
阅读次数:
222
大意:有n个男孩n个女孩,告诉你每个女孩喜欢哪些男孩,又告诉你女孩之间的存在一些朋友关系一个女孩可以和她喜欢的男孩结婚也可以和她朋友喜欢的男孩结婚, 并且朋友关系可以传递Once every girl finds their boyfriends they will start a new roun...
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其他好文 时间:
2014-09-09 17:51:29
阅读次数:
187
Problem Description:
Given a collection of numbers that might contain duplicates, return all possible unique permutations.
For example,
[1,1,2] have the following unique permutations:
[1,1,2...
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其他好文 时间:
2014-09-09 16:17:29
阅读次数:
200
dB的含义
单位dB,即分贝,在电子学等领域中是一个很常用的单位。这个单位的特点在于使用对数,对原始数据进行表示。
1贝 = 10分贝 = 10dB = 10倍功率
对于一个放大器,
功率放大倍数 Ap = 10 lg(Po/Pi)
电压放大倍数 Au = 20 lg(Uo/Ui)
电流放大倍数 Ai = 20 lg(Io/Ii)
例如:放大器放大倍率...
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数据库 时间:
2014-09-09 16:07:09
阅读次数:
351
Given an indexk, return thekthrow of the Pascal's triangle.For example, givenk= 3,Return[1,3,3,1].Note:Could you optimize your algorithm to use onlyO(...
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其他好文 时间:
2014-09-09 15:07:48
阅读次数:
167
[leetcode]Best Time to Buy and Sell Stock II...
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其他好文 时间:
2014-09-09 13:30:48
阅读次数:
121