LeetCode 122:买卖股票的最佳时机 II(Best Time to Buy and Sell Stock II) 交易次数限制:允许进行多次买卖操作。你可以尽可能地完成更多的交易,但是你不能同时参与多笔交易(即你必须在再次购买前出售掉之前的股票)。 目标:求得最大利润。这里的最大利润是所有可能交易的利润之和。 这个问题的核心在于利用每一次...
第三题:https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-cooldown/?tab=Description 在第二题的基础上加入了一个cooldown。 还是沿用上一题的思路,sell之后的第一天不能立刻buy,而是必须等一天才可以buy。 那么上面的方程就要做一个变换: buy[i] = max(sell[i - 2]...
【leetcode】43-best-time-to-buy-and-sell-stock-iv 力扣 188. 买卖股票的最佳时机 IV 【leetcode】44-best-time-to-buy-and-sell-stock-with-cooldown 力扣 309. 买卖股票的最佳时机包含冷冻期 【leetcode】45-best-time-to-buy-and-sell-stock-with-cooldown 力扣 714. 买卖股票的最佳时机包含手续费 ...
Best Time to Buy and Sell Stock Say you have an array for which theith element is the price of a given stock on dayi. Design an algorithm to find the maximum profit. You may complete at mosttwotransactions. Note: You may not engage in multiple transactions at the same time (i.e., ...
若prices[sell] < prices[buy],则将buy指向sell当前位置(buy = sell),否则计算当前股票买卖收益,并和之前计算的收益比较,取最大的值。 1//双指针法求股票买卖最佳时机问题23intmaxProfit_doublePtr(vector<int>&prices)4{5intbuy=0,sell=0;6intmaxProfit =0;7for(;sell<prices.size();++sell)8{9if(pri...
https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-transaction-fee/discuss/108870/Most-consistent-ways-of-dealing-with-the-series-of-stock-problems 读完本文,你可以去力扣拿下如下题目: 买卖股票的最佳时机 买卖股票的最佳时机 II ...
If you were only permitted to complete at most one transaction (ie, buy one and sell one share of the stock), design an algorithm to find the maximum profit. 大致的意思就是输入一个股票的股价数组,第i个元素代表第i天的股价,只允许买入卖出一次,问最大的利润是多少?
https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii/ 因为可以进行无限次交易,并且在下一次buy之前必须已经sell。所以只需要把所有price曲线价格上涨的部分加起来就行。 class Solution(object): def maxProfit(self, prices): """
这道题目还有两个变体,Best Time to Buy and Sell Stock II和Best Time to Buy and Sell Stock III,虽然题目要求比较像,但是思路却变化比较大,Best Time to Buy and Sell Stock II可以交易无穷多次,思路还是比较不一样,而Best Time to Buy and Sell Stock III则限定这道题交易两次,其实还可以general到限定...
123. Best Time to Buy and Sell Stock III FindBorderBarSize You are given an arraypriceswhereprices[i]is the price of a given stock on theithday. Find the maximum profit you can achieve. You may completeat most two transactions. Note:You may not engage in multiple transactions ...