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20 Valid Parentheses(匹配括号)
题目意思:判断一个字符串(){}[]是否符合思路:用栈ps:实习一个多月了,代码也刷不动了,状态真不是一般的差class Solution {public: bool isValid(string s) { if(s==""||s.size()%2==1) ...
分类:其他好文   时间:2015-08-17 17:14:37    阅读次数:133
[LeetCode] Different Ways to Add Parentheses
Different Ways to Add Parentheses Given a string of numbers and operators, return all possible results from computing all the different possible ways to group numbers and operators. The valid ope...
分类:其他好文   时间:2015-08-17 12:02:53    阅读次数:142
HDU 1014.Uniform Generator【模拟及优化】【8月16】
Uniform Generator Problem Description Computer simulations often require random numbers. One way to generate pseudo-random numbers is via a function of the form seed(x+1) = [seed(x) + STEP]...
分类:其他好文   时间:2015-08-16 18:20:41    阅读次数:120
[LeetCode]Basic Calculator
Basic CalculatorImplement a basic calculator to evaluate a simple expression string.The expression string may contain open(and closing parentheses), t...
分类:其他好文   时间:2015-08-16 18:15:19    阅读次数:155
返回杨辉三角前 n 层的数字
我的思路后来被证实是比较慢哈,思路很简单,递归地一行一行地往里插。是这样的:vector> generate(int numRows) { if (numRows >(); } if (numRows == 1){ return vector>{vector{...
分类:其他好文   时间:2015-08-16 00:27:52    阅读次数:120
[LeetCode] 032. Longest Valid Parentheses (Hard) (C++)
指数:[LeetCode] Leetcode 指标解释 (C++/Java/Python/Sql)Github: https://github.com/illuz/leetcode032. Longest Valid Parentheses (Hard)链接:题目:https://oj.leetco...
分类:编程语言   时间:2015-08-15 19:41:24    阅读次数:116
LeetCode:Pascal‘s Triangle - 帕斯卡三角形
1、题目名称 Pascal‘s Triangle(帕斯卡三角形) 2、题目地址 https://leetcode.com/problems/pascals-triangle/ 3、题目内容 英文:Given numRows, generate the first numRows of Pascal‘s triangle. 中文:给出...
分类:其他好文   时间:2015-08-15 12:09:47    阅读次数:406
[LeetCode]Pascal's Triangle
称号:定行数n,生成n帕斯卡三角行算法:步骤通过阵列工序public class Solution { public List> generate(int numRows) { if (numRows > pascalTriangle = new ArrayList>(); ...
分类:其他好文   时间:2015-08-15 09:04:28    阅读次数:81
dynamically creating a set of SQLAlchemy table
if you want to create multiple table objects, you could create a function to generate and return a new class. Maybe something like this: Base = declarative_base() def TableCreator(tablename): ...
分类:数据库   时间:2015-08-14 19:46:44    阅读次数:218
CocoaPods Update
当需要更新CocoaPods的时候,发现此问题.pod updateUpdate all podsAnalyzing dependencies[!] The version of CocoaPods used to generate the lockfile (0.37.1) is higher t...
分类:其他好文   时间:2015-08-13 14:17:57    阅读次数:155
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