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下载安装CodeSith,我用的是7.0http://www.ibeifeng.com/down.php?id=36606下
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Given two integers representing the numerator and denominator of a fraction, return the fraction in string format.If the fractional part is repeating, enclose the repeating part in parentheses.
You are a professional robber planning to rob houses along a street. Each house has a certain amount of money stashed, the only constraint stopping you from robbing each of them is that adjacent house
Given an array of numbers nums, in which exactly two elements
There are n bulbs that are initially off. You first turn on all\
Given a collection of numbers that m
Given n, how many structur
Find all possible combinations of k numbers that add up to a
Given a matrix of m x n elements (m rows, n c
[ 1, 2, 3 ],
[ 4, 5, 6 ],
[ 7, 8, 9 ]
]
1、string首先必须了解,string可以被看成是以字符为元素的一种容器。字符构成序列(字符串)。有时候在字符序列中进行遍历,标准的string类提供了STL容器接口。具有一些成员函数比如begin()、end(),迭代器可以根据他们进行定位。注意,与char*不同的是,string不一定以NULL('\0')结束(一般是'\0'结束)。string长度可以根据length()得到
Given three strings: s1, s2, s3, determine whether s3 is formed by the interleaving of s1 and s2.跟 lintcode: Distinct Subsequences 类似。 用res[i][j] 表示s1的前i个字母和s2的前j个字母是否可以跟s3的前i+j个字母匹配。 还用走二维地图的方式解释
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Given a (decimal - e.g. 3.72) number that is passed in as a string, retu
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Given an array of non-negative integers, you are initially positioned