Sliding Window • Easy

Best Time to Buy Stock

You are given an array `prices` where `prices[i]` is the price of a given stock on the `i`-th day. Return the maximum profit you can achieve from this transaction.

The Challenge

You are given an array `prices` where `prices[i]` is the price of a given stock on the `i`-th day. Return the maximum profit you can achieve from this transaction.

Difficulty Easy

Topic Sliding Window

Pro-tip: Keep track of the minimum price seen so far and calculate the profit for each day.

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Solution.swift Tests.swift

Output

Ready to run.