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Longest Consecutive Sequence, Leetcode 解题笔记

Given an unsorted array of integers, find the length of the longest consecutive elements sequence.

For example,
Given ,
The longest consecutive elements sequence is . 82 more words

Leetcode

Word Ladder II, Leetcode 解题笔记

Given two words (start and end), and a dictionary, find all shortest transformation sequence(s) from start to end, such that:

Only one letter can be changed at a time… 413 more words

Leetcode

Word Ladder, Leetcode 解题笔记

Given two words (start and end), and a dictionary, find the length of shortest transformation sequence from start to end, such that:

Only one letter can be changed at a time… 179 more words

Leetcode

Development in Wide Range of Products

Back in days when I was on the Czech Technical University in Prague, I was thinking of myself as a good coder. I have to admit, that after several years of being in a corporate environment I’ve found I was totally wrong. 253 more words