pyPython Practice LabFrom first print to final round
PYTHON PROBLEM 199 · Interview-Level

Maximize one stock transaction: Profitable price history

Find the best profit from exactly one buy followed by one later sale.

company screen · array · greedycompany screenarraygreedy
PROBLEM OVERVIEW

What this Python exercise asks you to practise

This scenario tests maximize one stock transaction. It belongs to the Algorithm Foundations: Arrays, Searching, Sorting, and Hashing roadmap and uses the company screen · array · greedy pattern.

Complexity, linear and binary search, sorted() trade-offs, prefix ideas, two pointers, sliding windows, and hash-map patterns.

COMPLETE WORKSPACE

Learn the plan, trace the logic and run the solution

Complete access unlocks the full statement, input and output examples, visual execution plan, hints, browser compiler, solution and line-by-line interpretation.

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SKILL TO CARRY FORWARD

Pattern relevance

This exercise strengthens company screen · array · greedy. Be ready to explain the input, the rule, the boundary cases, and why the chosen approach is appropriate.