PYTHON PROBLEM 327 · Beginner

Count ways to climb stairs: Five stairs

Count different one-step and two-step sequences that reach stair five.

dynamic programming · Fibonaccidynamic programmingFibonacci

PROBLEM OVERVIEW

What this Python exercise asks you to practise

This scenario tests count ways to climb stairs. It belongs to the Dynamic Programming roadmap and uses the dynamic programming · fibonacci pattern.

State design, recurrences, memoization, tabulation, optimization, and overlapping subproblems.

COMPLETE WORKSPACE

Learn the plan, trace the logic and run the solution

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SKILL TO CARRY FORWARD

Pattern relevance

This exercise strengthens dynamic programming · fibonacci. Be ready to explain the input, the rule, the boundary cases, and why the chosen approach is appropriate.