DescriptionYour task is to calculate the sum of
some integers.InputInput contains an integer N in the first line, and then N
lines follow. Each line s...
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其他好文 时间：
2014-05-23 06:41:47
阅读次数：
298
Have we missed some critical information from
this article? Are you a company, organisation or research group operating in
this region and feel you wa...
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其他好文 时间：
2014-05-23 05:51:05
阅读次数：
305
Given n non-negative integers representing an
elevation map where the width of each bar is 1, compute how much water it is
able to trap after raining....
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移动开发 时间：
2014-05-23 03:59:43
阅读次数：
364
In the previous section we saw how to use
vectors to solve geometry problems. Now we are going to learn how to use some
basic linear algebra to do lin...
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其他好文 时间：
2014-05-22 04:17:01
阅读次数：
549
【题目】
Given two numbers represented as strings, return multiplication of the numbers as a string.
Note: The numbers can be arbitrarily large and are non-negative.
【题意】
给定用字符串表示的整数，返回两个数的乘积结果字符串。两个数字都非负，且能任意大。
【思路】
1. 考虑其中一个数是0的情况
2. 模拟乘法运算...
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其他好文 时间：
2014-05-21 13:45:37
阅读次数：
214
Description
A subsequence of a given sequence is the given sequence with some elements (possible none) left out. Given a sequence X = another sequence Z = is a subsequence of X if there exists a ...
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其他好文 时间：
2014-05-21 10:58:39
阅读次数：
237
1、
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Add Two Numbers
You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single digit. Add the two num...
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其他好文 时间：
2014-05-21 10:49:10
阅读次数：
221
Description
Facer's pet cat just gave birth to a brood of little cats. Having considered the health of those lovely cats, Facer decides to make the cats to do some exercises. Facer has well designe...
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其他好文 时间：
2014-05-21 10:36:57
阅读次数：
297
【题目】
Given n non-negative integers representing an elevation map where the width of each bar is 1, compute how much water it is able to trap after raining.
For example,
Given [0,1,0,2,1,0,1,3,2,1,2,1], return 6.
The above elevation map is represente...
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移动开发 时间：
2014-05-21 06:44:38
阅读次数：
359
Given an array of non-negative integers, you
are initially positioned at the first index of the array.Each element in the
array represents your maximu...
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其他好文 时间：
2014-05-21 04:39:53
阅读次数：
332
