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[Leetcode][Python]54: Spiral Matrix
# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com'54: Spiral Matrixhttps://leetcode.com/problems/spiral-matrix/Given a matrix of m x n eleme...
分类:编程语言   时间:2015-03-30 22:47:29    阅读次数:222
[Leetcode][Python]53: Maximum Subarray
# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com'53: Maximum Subarrayhttps://leetcode.com/problems/maximum-subarray/Find the contiguous sub...
分类:编程语言   时间:2015-03-30 22:30:08    阅读次数:195
HDU 4291 A Short problem (2012成都网络赛,矩阵快速幂+循环节)
链接: click here~~ 题意: According to a research, VIM users tend to have shorter fingers, compared with Emacs users.   Hence they prefer problems short, too. Here is a short one:   Given n (1 18), Y...
分类:其他好文   时间:2015-03-30 13:20:40    阅读次数:152
[LeetCode]Add Two Numbers
题意:链表大数的加法处理,不过链表上的数是反序的。本题来源:https://leetcode.com/problems/add-two-numbers/分析:1.如果其中链表为空,则不用计算了;如果两个链表都为空,则返回空(链表不熟)。 1 /** 2 * Definition for singl....
分类:其他好文   时间:2015-03-30 12:57:04    阅读次数:101
[LeetCode]Two Sum
题意:给一个整数的数组和目标值,找出这个数组中的两个元素的和为该目标值的元素的下标。本题来源:https://leetcode.com/problems/two-sum/ 1 struct Node 2 { 3 int val; 4 int index; 5 Node(){}...
分类:其他好文   时间:2015-03-30 12:37:42    阅读次数:98
Sicily 9017. Amazing Mazes
9017. Amazing Mazes Constraints Time Limit: 1 secs, Memory Limit: 256 MB Description You are requested to solve maze problems. Without passing through these mazes, you ...
分类:其他好文   时间:2015-03-30 09:18:21    阅读次数:188
Distinct Subsequences
https://leetcode.com/problems/distinct-subsequences/Given a stringSand a stringT, count the number of distinct subsequences ofTinS.A subsequence of a ...
分类:其他好文   时间:2015-03-29 17:45:56    阅读次数:146
Sort List
https://leetcode.com/problems/sort-list/Sort a linked list inO(nlogn) time using constant space complexity.解题思路:常见的O(nlogn)算法,快速排序、归并排序,堆排序。大概讲讲优缺点,在数...
分类:其他好文   时间:2015-03-28 21:32:10    阅读次数:114
Binary Tree Level Order Traversal
问题来源:https://leetcode.com/problems/binary-tree-level-order-traversal/package cn.edu.shu;import java.util.ArrayList; import java.util.LinkedList; import java.util.List; import java.util.Queue;/** * *...
分类:其他好文   时间:2015-03-28 11:34:43    阅读次数:155
[Leetcode][Python]52: N-Queens II
# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com'52: N-Queens IIhttps://oj.leetcode.com/problems/n-queens-ii/Follow up for N-Queens problem...
分类:编程语言   时间:2015-03-27 23:52:53    阅读次数:409
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