The basic idea is to maintain a hash table for each elementnuminnums, usingnumas key and its index (1-based) as value. For eachnum, search fortarget -...
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其他好文 时间：
2015-08-15 13:15:53
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The Unique MST
Time Limit: 1000MS
Memory Limit: 10000K
Total Submissions: 24152
Accepted: 8587
Description
Given a connected undirected graph, tell if its minimum spa...
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2015-08-15 01:36:53
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209
Rebuilding Roads
Time Limit: 1000MS
Memory Limit: 30000K
Total Submissions: 10066
Accepted: 4595
Description
The cows have reconstructed Farmer John's farm, with its ...
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2015-08-15 00:13:53
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320
Problem DescriptionShaolin temple is very famous for its Kongfu monks.A lot of young men go to Shaolin temple every year, trying to be a monk there. T...
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其他好文 时间：
2015-08-14 21:16:40
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159
Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level).
For example:
Given binary tree {3,9,20,#,#,15,7},
3
/ 9 20...
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其他好文 时间：
2015-08-14 19:11:16
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88
Given a linked list, remove the nth node from the end of list and return its head.
For example,
Given linked list: 1->2->3->4->5, and n = 2.
After removing the second node from the end, the...
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其他好文 时间：
2015-08-14 17:06:51
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125
Will It Stop?Available memory: 64 MB. Byteasar was wandering around the library of the University of Warsaw and at one of its facades he noticed a pie...
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其他好文 时间：
2015-08-14 13:25:13
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128
Given a binary tree, find its maximum depth.
The maximum depth is the number of nodes along the longest path from the root node down to the farthest leaf node.
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其他好文 时间：
2015-08-14 01:11:52
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136
/*
* %W% %E%
*
* Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package java.util;
/**
* The {@co...
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2015-08-14 01:10:03
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118
题目Related to question Excel Sheet Column TitleGiven a column title as appear in an Excel sheet, return its corresponding column number.For example:A -> 1
B -> 2
C -> 3
...
Z -> 26
AA -> 27
AB -> 28
.....
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其他好文 时间：
2015-08-13 22:13:00
阅读次数：
122
