Coding

Best Time to Buy and Sell Stock

You have access to an array where each element represents the price of a specific stock on a given day. Your objective is to maximize profit by selecting one day to purchase the stock and a different, future day to sell it. Determine and return the maximum profit achievable. If it's impossible to generate a profit, return 0.

Input: prices = [9,3,8,2,7,5]

Output: 5

Explanation: Purchase on day 2 (price = 3) and sell on day 5 (price = 7) for a profit of 7 - 3 = 4.

Was asked at

Practice this question with AI

First session is free - no credit card required.

Go Premium

More interviews, more skills, more success.

Practice More Questions

No answers yet

Be the first to share your approach to this question

Interview question asked to Production Engineers, Machine Learning Engineers, Site Reliability Engineers and other roles interviewing at Productboard, Grofers, Ceridian and others: Best Time to Buy and Sell Stock.