Python Interview Practice

Practice Python Online

{{ totalCount }} questions · {{ shHardPct }}% Hard. Data-analyst Python questions: strings, records, dates, statistics and regex. Write real Python 3 in your browser, run sample tests, then submit against hidden tests.

Questions

Topics

Solved

Acceptance

Bookmark Question Topic Difficulty Status

{{ r.n }} - {{ r.title }}{{ r.badge }}{{ r.lock }} {{ r.topic }} {{ r.difficulty }} {{ r.statusIcon }}

No questions match these filters.

Showing {{ shRange }} of {{ shFilteredCount }}

Guests can solve {{ freeLimit }} problems for free. Log in or sign up (free) to unlock everything, keep your streak and appear on the leaderboard. New to a topic? Learn it first in the Python course.

Your Progress

Reset all progress on this practice page{{ shResetScope }}? This can't be undone.

{{ pr.label }} ({{ pr.pct }}%){{ pr.solved }}/{{ pr.total }}

Points: {{ shMyPoints }} · Easy 10 · Medium 20 · Hard 40

Daily challenge

{{ daily.title }} · {{ daily.difficulty }}

🔥 Longest streak: {{ shStreak.longest }}Current streak: {{ shStreak.current }}

Leaderboard (rolling 100 days)

Loading…

{{ u.rank }} {{ u.name }}{{ u.points }} pts

{{ p.num }}. {{ p.title }} {{ p.difficulty }} {{ p.topic }} {{ p.solvedLabel }}

{{ shPointsLabel }} ⏱ {{ shTimer }}

Example {{ ex.n }}
Input: {{ ex.input }}
Output: {{ ex.output }}
{{ ex.note }}

Constraints

Learn the concept first: {{ p.topic }} in the Python course

Your submissions (last 20, saved on this device)

No submissions yet. Press Submit to judge your code against all tests.

🔒 Solution locked

The model solution and step-by-step explanation unlock when you solve this problem or after 3 unsuccessful submissions ({{ shFailsLabel }}). Struggling? Try the hints on the Question tab first.

Why this approach — step by step

Optimal solution (Python)

{{ p.solution }}

Runs in an isolated browser sandbox · {{ engineLabel }}

{{ errorText }}

{{ tr.label }}
Input: {{ tr.input }}
Expected: {{ tr.expected }}
Your output: {{ tr.got }}

stdout:
{{ stdout }}

Enjoying your practice journey?

Create your free TechTown account to unlock every problem, track your progress, bookmark questions and keep preparing for interviews.