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 numbers and return it as a link...
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其他好文 时间：
2014-05-01 22:08:19
阅读次数：
366
Number Sequence
Time Limit: 1000MS
Memory Limit: 10000K
Total Submissions: 33215
Accepted: 9490
Description
A single positive integer i is given. Write a program to f...
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其他好文 时间：
2014-05-01 22:06:17
阅读次数：
437
Problem 1:Given a set of distinct integers, S,
return all possible subsets.Note:Elements in a subset must be in non-descending
order.The solution set ...
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其他好文 时间：
2014-05-01 09:43:43
阅读次数：
414
Given an array of integers, find two numbers
such that they add up to a specific target number.The function twoSum should
return indices of the two nu...
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其他好文 时间：
2014-05-01 08:35:40
阅读次数：
443
Max Sum
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 135262 Accepted Submission(s): 31311
Problem Description
Given a sequen...
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其他好文 时间：
2014-04-30 22:21:40
阅读次数：
280
时间限制:2000ms
单点时限:200ms
内存限制:256MB
描述
Given N arithmetic expressions, can you tell whose result is closest to 9?
输入
Line 1: N (1
Line 2..N+1: Each line contains an expression in the f...
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其他好文 时间：
2014-04-29 13:42:21
阅读次数：
268
Given a singly linked list L: L0→L1→…→Ln-1→Ln,
reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→…
You must do this in-place without altering the nodes' values.
For example,
Given {1,2,3,4}, reorder it to ...
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其他好文 时间：
2014-04-29 13:42:21
阅读次数：
427
1、
??
Reorder List
Given a singly linked list L: L0→L1→…→Ln-1→Ln,
reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→…
You must do this in-place without altering the nodes' values.
For example,
Given {1,2...
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其他好文 时间：
2014-04-29 13:16:21
阅读次数：
250
Given n non-negative integers a1, a2,
..., an, where each represents a point at coordinate (i, ai). n vertical
lines are drawn such that the two endpoints of line i is at (i, ai) and (i,
0). Fin...
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其他好文 时间：
2014-04-29 13:15:21
阅读次数：
415
Given two binary strings, return their sum (also a binary string).
For example,
a = "11"
b = "1"
Return "100".
思路同十进制的大数相加。代码如下：
class Solution {
public:
string addBinary(string a, str...
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其他好文 时间：
2014-04-29 13:12:20
阅读次数：
328
