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 ...
題目: Validate if a given string is numeric. Some examples: gt true . gt true abc gt false a gt false e gt true Note: It is intended for the problem statement to be ambiguous. You should gather all req ...
2014-08-06 03:37 0 3278 推薦指數:
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 ...
Validate if a given string can be interpreted as a decimal number. Some examples:"0" => true" 0.1 " => true"abc" => false"1 a" => ...
題目: Determine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules. The Sudoku board could be partially filled, where empty cells ...
題目: Given a string, determine if it is a palindrome, considering only alphanumeric characters and ...
題目: Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close ...
題目: Determine whether an integer is a palindrome. Do this without extra space. click to show spoi ...
題目: Given an array of integers, every element appears twice except for one. Find that single one. ...
題目: Given a string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses substring. ...