摘要：
A transformation sequence from word beginWord to word endWord using a dictionary wordList is a sequence of words beginWord -> s1 -> s2 -> ... -> sk su 阅读全文
posted @ 2015-05-30 07:06
Grandyang
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摘要：
Find the kth largest element in an unsorted array. Note that it is the kth largest element in the sorted order, not the kth distinct element. Example 阅读全文
posted @ 2015-05-30 04:10
Grandyang
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摘要：
Given an array of integers and an integer k, find out whether there are two distinct indices i and j in the array such that nums[i] = nums[j] and the 阅读全文
posted @ 2015-05-30 00:06
Grandyang
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