Best Time to Buy and Sell Stock
You are given an array prices where prices[i] is the price of a given stock on the ith day. You want to maximize your profit by choosing a single day to buy one stock and choosing a different day in the future to sell that stock.
Best Time to Buy and Sell Stock

You are given an array prices where prices[i] is the price of a given stock on the ith day. You want to maximize your profit by choosing a single day to buy one stock and choosing a different day in the future to sell that stock.

Example 1:
Input: [7,1,5,3,6,4]
Output: 5
Input
arr =[7,1,5,3,6,4]
7
BUY
1
SELL
5
3
6
4
Current Profit
-
Max Profit
0
Variables
No variables to display
DepthFunction Call
Stack empty
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