Python practice

Coding problems of the kind you meet in technical interviews, and small Flask APIs to build. You write Python right in the browser and check it against hidden tests. Nothing to install; your progress is saved in your browser.

Problems

• Most frequent word

  Given a list of words, return the most frequent one; on a tie, the one that appeared first. O(n).

  EasyHashmap
  Solve →

• Notes API in Flask

  Build a small JSON API in Flask: create a note, read it by id, return 400 and 404 where they belong. Runs in your browser.

  EasyFlask · REST API
  Solve →

Also in Divero School

• Engineering fundamentals

  Testing, system design, APIs, databases and complexity: short theory cards with a check question each, and a 20-minute test in the format of an online assessment.

  Start →

• Visual system design exercises

  Put servers, databases, caches and queues into the right slots, run the test, and see why each part is there. Starts from the basics.

  Practise →