题目 题目链接：PAT「1004 To Buy or Not to Buy - Hard Version (35分)」 。...Description Eva would like to make a string of beads with her favorite colors so she went to a small shop to buy...Hence in some cases Eva might have to buy several strings to get all the beads she needs....If the answer is Yes, then also output the least number of extra beads Eva has to buy; or if the answer
BUY LOW, BUY LOWER Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 9244 Accepted...low; buy lower” Each time you buy a stock, you must purchase it at a lower price than the previous time...The more times you buy at a lower price than before, the better!...You can choose to buy stock on any of the days....you buy.
If you were only permitted to complete at most one transaction (ie, buy one and sell one share of the
Best Time to Buy and Sell Stock Desicription Say you have an array for which the ith element is the price...If you were only permitted to complete at most one transaction (ie, buy one and sell one share of the
You may complete as many transactions as you like (ie, buy one and sell one share of the stock multiple...you may not engage in multiple transactions at the same time (ie, you must sell the stock before you buy
Best Time to Buy and Sell Stock IV Desicription Say you have an array for which the ith element is the...You may not engage in multiple transactions at the same time (ie, you must sell the stock before you buy...Example 1: Input: [2,4,1], k = 2 Output: 2 Explanation: Buy on day 1 (price = 2) and sell on day 2 (price...Example 2: Input: [3,2,6,5,0,3], k = 2 Output: 7 Explanation: Buy on day 2 (price = 2) and sell on day...Then buy on day 5 (price = 0) and sell on day 6 (price = 3), profit = 3-0 = 3.
You may complete as many transactions as you like (ie, buy one and sell one share of the stock multiple...you may not engage in multiple transactions at the same time (ie, you must sell the stock before you buy...思路分析： 这道题《Leetcode: Best Time to Buy and Sell Stock 》类似。不过这次不限制交易次数，所以每次只要是盈利的，我们就进行买入和卖出。
Best Time to Buy and Sell Stock 【题目】 Say you have an array for which the i th element is the price...If you were only permitted to complete at most one transaction (i.e., buy one and sell one share of the...Note that you cannot sell a stock before you buy one. （给定一个数组，它的第 i 个元素是一支给定股票第 i 天的价格。...Example 1: Input: [7,1,5,3,6,4] Output: 5 Explanation: Buy on day 2 (price = 1) and sell on day 5 (price
You may not engage in multiple transactions at the same time (ie, you must sell the stock before you buy
一旦建立了TCP连接 ，客户端和服务器就会初始化SSL层，对加密参数进行沟通，并交换密钥。 握手完成后，SSL初始化就完成了，客户端就可以将请求报文发送给安全层了。...重点 SSL握手 发送已加密的HTTP报文之前，客户端和服务器要进行一次SSL握手，这个握手过程中，他们完成： 客户端发送列出客户端密码能力的客户端信息，比如SSL的版本，客户端支持的密钥对和客户端支持的...server_hello 服务器发送SSL数字证书 X.509，等待客户端响应 一旦接受到，客户端将验证服务器的SSL数字证书的有效性。...服务器也可以请求客户端的SSL证书(SSL支持双向) 一旦校验通过，客户端就回随机生成一个用于后面通信的“对称密码”pre_master_secret，用服务器的公钥加密。然后发送给服务器。...生成临时的会话密钥，加密信道 其实还有SSL双向握手，这里就不阐述了。 那么SSL/TLS协议的基本原理就是，客户端获取服务器的公钥，加密信息以后传送给服务器，然后服务器使用私钥解密。
., buy one and sell one share of the stock), design an algorithm to find the maximum profit....Note that you cannot sell a stock before you buy one....Example 1: Input: [7,1,5,3,6,4] Output: 5 Explanation: Buy on day 2 (price = 1) and sell on day 5
Best Time to Buy and Sell Stock with Cooldown Desicription Say you have an array for which the ith element...You may complete as many transactions as you like (ie, buy one and sell one share of the stock multiple...After you sell your stock, you cannot buy stock on next day....(ie, cooldown 1 day) Example: Input: [1,2,3,0,2] Output: 3 Explanation: transactions = [buy, sell,...cooldown, buy, sell] Solution class Solution { public: int maxProfit(std::vector& prices) {
Best Time to Buy and Sell Stock III Desicription Say you have an array for which the ith element is the...You may not engage in multiple transactions at the same time (ie, you must sell the stock before you buy
., buy one and sell one share of the stock), design an algorithm to find the maximum profit....Note that you cannot sell a stock before you buy one.
原题地址：https://oj.leetcode.com/problems/best-time-to-buy-and-sell-stock-ii/ 题意： Say you have an array for...You may complete as many transactions as you like (ie, buy one and sell one share of the stock multiple...you may not engage in multiple transactions at the same time (ie, you must sell the stock before you buy
Best Time to Buy and Sell Stock II Desicription Say you have an array for which the ith element is the...You may complete as many transactions as you like (ie, buy one and sell one share of the stock multiple...you may not engage in multiple transactions at the same time (ie, you must sell the stock before you buy
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