todedu-优快云博客

原创 Dijkstra's Algorithm of shortest path

If you do graph, sooner or later you will reach this point, Dijkstra :) T

2014-05-06 02:26:04 692

原创 Let me go home :)

Last Christmas, wife and I visited NC :)

2014-04-23 00:23:23 527

原创 Sudoku Solver, Now it's possible to solve expert level question in less than 2 minutes

Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated by the character '.'.You may assume that there will be only one unique solution.A sudoku

2014-03-19 09:16:59 619

原创 Interleaving String 一个月前没做出来的题目，闷了三天终于闷出来了

Interleaving StringGiven s1, s2, s3, find whether s3 is formed by the interleaving of s1 and s2.For example,Given:s1 = "aabcc",s2 = "dbbca",When s3 = "aadbbcbcac", return true.When

2014-03-19 03:26:15 750

原创 Halfway to go, though I have finished 145 questions of leetcode online judge

It's quite a long way to go, step by step.In my private opinion, there are 3 (or 4) steps to divide and 'conquer' Leetcode questions;1st step, there might be about 50 easy questions, normally thes

2014-03-17 08:09:53 943

原创 hello csdn blog :)

This is my first blog here at 优快云 blog. It's awful that I even don't know how many years have I been using 优快云, maybe over 10 years?Yes, a lot to blame, ==! I wasted 10 of my best years doing re

2014-03-05 10:11:45 549

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