Python Practice
Real-life problems solved with Python. Read the scenario, write the program, and see your answer checked against hidden tests.
Basic10 pts
Build the league table with tiebreakers
Lists & Dictionaries
Solve challengeBasic10 pts
Which mail providers do our subscribers use?
Lists & Dictionaries
Solve challengeIntermediate25 pts
Most common words in customer feedback
Lists & Dictionaries
Solve challengeIntermediate25 pts
Students with attendance shortage
Lists & Dictionaries
Solve challengeIntermediate25 pts
How many periods hit the revenue target exactly?
Lists & Dictionaries
Solve challengeIntermediate25 pts
Top K trending hashtags of the match
Lists & Dictionaries
Solve challengeIntermediate25 pts
RFM scoring for a London fashion shop
Lists & Dictionaries
Solve challengeIntermediate25 pts
Cohort retention for a language-learning app
Lists & Dictionaries
Solve challengeIntermediate25 pts
ABC classification for a Rotterdam warehouse
Lists & Dictionaries
Solve challengeIntermediate25 pts
Slowest hospital departments at rush hour
Lists & Dictionaries
Solve challengeIntermediate25 pts
Which microservices are on fire?
Lists & Dictionaries
Solve challengeIntermediate25 pts
Hackathon leaderboard with dense ranks
Lists & Dictionaries
Solve challengeIntermediate25 pts
What are customers really saying?
Lists & Dictionaries
Solve challengeExpert50 pts
Build the league table with head-to-head tie-breaks
Lists & Dictionaries
Solve challengeExpert50 pts
Checkout with three-for-two deals
Lists & Dictionaries
Solve challenge