### C# Serial Port 使用方式

• 15759
• 0
• C#
• 2016-06-30

C# Serial Port 使用方式

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### LeetCode 21 Merge Two Sorted Lists

Merge two sorted linked lists and return it as a new sorted list.
The new list should be made by splicing together the nodes of the first two lists.

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### LeetCode 20 Valid Parentheses

* Given a string s containing just the characters '(', ')', '{', '}', '[', ']', determine if the input string is valid.
* An input string is valid if:
* 1. Open brackets must be closed by the same type of brackets.
* 2. Open brackets must be closed in the correct order.

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### LeetCode 15 3Sum

Given an array nums of n integers, are there elements a,b,c in nums such that a+b+c = 0?
Find all unique triplets in the array which gives the sum of zero.

Note : 過不了 TimeLimit 還需要修改

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### LeetCode 14 Longest Common Prefix

Write a function to find the longest common prefix string amomgst an array of strings.
If there is no common prefix, return an empty string "".

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### LeetCode 13 Roman to Integer

Roman numerals are represented by seven different symbols: I, V, X, L, C, D, M.

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### LeetCode 12 Integer to Roman

Roman numerals are represented by seven different symbols: I, V, X, L, C, D, M

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### LeetCode 12 Integer to Roman

Detemine whether an integer is palindrome. An integer is a palindrome when it reads the same backward as forward.

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### LeetCode 9 Palindrome Number

Detemine whether an integer is palindrome. An integer is a palindrome when it reads the same backward as forward.

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### LeetCode 8 String to Integer

Implement atoi which converts a string to integer

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### LeetCode 7 Reverse Integer

Given a 32-bit signed integer, reverse digits of an integer

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### LeetCode 5 Longest Palindromic Substring

Given a string s, find the longest palindromic substring in s, you may assume that the maximun length of s is 1000.

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### LeetCode 4 Median of two sorted arrays

Given two sorted arrays nums1 and nums2 of size m and n respectively,
return the median of the two sorted arrays.

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### LeetCode 3 LengthOfLongestSubstring

Given a string s, find the length of the longest substring without repeating characters.

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• C#
• 2018-08-08

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