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Best Time to Buy and Sell Stock
原题: Say you have an array for which the ith element is the price of a given stock on day i. If you were only permitted to complete at most one transaction (ie, buy one and sell one share of th...
分类:其他好文   时间:2014-05-13 14:12:41    阅读次数:342
Leetcode 贪心 Best Time to Buy and Sell StockII
本文为senlie原创,转载请保留此地址:http://blog.csdn.net/zhengsenlie Best Time to Buy and Sell Stock II  Total Accepted: 13030 Total Submissions: 36467 Say you have an array for which the ith ...
分类:其他好文   时间:2014-05-13 14:08:39    阅读次数:414
Leetcode 贪心 Best Time to Buy and Sell Stock
本文为senlie原创,转载请保留此地址:http://blog.csdn.net/zhengsenlie Best Time to Buy and Sell Stock  Total Accepted: 13234 Total Submissions: 43145 Say you have an array for which the ith ele...
分类:其他好文   时间:2014-05-13 07:30:13    阅读次数:276
【LeetCode】Best Time to Buy and Sell Stock
Best Time to Buy and Sell StockSay you have an array for which theithelement is the price of a given stock on dayi.If you were only permitted to compl...
分类:其他好文   时间:2014-05-12 05:56:14    阅读次数:315
【LeetCode】Best Time to Buy and Sell Stock II
Say you have an array for which theithelement is the price of a given stock on dayi.Design an algorithm to find the maximum profit. You may complete a...
分类:其他好文   时间:2014-05-10 00:24:49    阅读次数:255
【LeetCode】Best Time to Buy and Sell Stock III
转载:http://blog.csdn.net/fightforyourdream/article/details/14503469题目:最佳时间买入卖出股票:你有一个数组保存了股票在第i天的价钱,现在你最多进行两次买卖,但同一时间你手上只能保持一个股票,如何赚的最多思路:知道要用DP做,但是一开始...
分类:其他好文   时间:2014-05-09 20:01:47    阅读次数:335
POJ1742可行性背包
题目: Description People in Silverland use coins.They have coins of value A1,A2,A3...An Silverland dollar.One day Tony opened his money-box and found there were some coins.He decided to buy a very n...
分类:其他好文   时间:2014-05-09 15:00:55    阅读次数:345
Best Time to Buy and Sell Stock
Say you have an array for which theithelement is the price of a given stock on dayi.If you were only permitted to complete at most one transaction (ie...
分类:其他好文   时间:2014-05-09 13:13:02    阅读次数:283
leetcode第一刷_Best Time to Buy and Sell Stock II
这道题虽然是上一道题的增强,但是反而简单了。可以交易无数次,但是买卖必须成对的出现。 为了简单起见,我用abc三股股票来说明,且忽略掉相等的情况。三个数一共有六种大小关系。注意他们之间的先后顺序是不能乱的。 1. a 2. b 3. a 4. b 5. c 6. c 好的,你已经看出来了,只要当相邻的两个数是后面一个较大时,就之间累计上他们的差,否则,pass。直观一点的表述,只要...
分类:其他好文   时间:2014-05-07 12:33:11    阅读次数:512
leetcode第一刷_Best Time to Buy and Sell Stock III
这道题还是挺难的,属于我前面提到的,给个数组,线性时间找出个什么东西,虽然上面的两个买卖股票也是这类,不过相比之下稚嫩多了。有关至少至多的问题比较烦人,不好想,等再做一些题,可能会发现什么规律。这道题的情况还是比较少的,要么买卖了两次,要么一次。 买卖一次的情况,已经解决过了,现在分析买卖两次的情况。两次买卖之间是没有交叉的,即下一次买之前一定已经卖掉了。最容易想到,穷去分点,每个部分都按照买卖...
分类:其他好文   时间:2014-05-07 11:27:50    阅读次数:331
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