[LeetCode] 9. Palindrome Number 驗證回文數字
Determine whether an integer is a palindrome. An integer is a palindrome when it reads the same b ...
原文：[LeetCode] Valid Number 驗證數字
Validate if a given string can be interpreted asa decimal number. Some examples: gt true . gt true abc gt false a gt false e gt true e gt true e gt false e gt false e gt true e . gt false . e gt true ...
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Valid Number leetcode java
題目： Validate if a given string is numeric. Some examples: "0" => true " 0.1 " => true "abc" ...
[leetcode]Valid Number @ Python
原題地址：http://oj.leetcode.com/problems/valid-number/ 題意：判斷輸入的字符串是否是合法的數。 解題思路：這題只能用確定有窮狀態自動機(DFA)來寫會比較優雅。本文參考了http://blog.csdn.net/kenden23/article ...
[LeetCode] Missing Number 丟失的數字
Given an array containing n distinct numbers taken from 0, 1, 2, ..., n, find the one that is mis ...
[LeetCode] Perfect Number 完美數字
We define the Perfect Number is a positive integer that is equal to the sum of all its positive divisors except itself. Now, given an integer n ...
[LeetCode] Single Number 單獨的數字
Given a non-empty array of integers, every element appears twice except for one. Find that single ...
[LeetCode] 36. Valid Sudoku 驗證數獨
Determine if a 9x9 Sudoku board is valid. Only the filled cells need to be validated according to the following rules: Each row must contain ...
[LeetCode] 20. Valid Parentheses 驗證括號
Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. An input string is valid ...