Lesson 1/1~14 min

Practice

`for`, `while`, `range`, `break` and nested loops.

What you practise here

1Practice

Start the exercises

Short tasks that check you understand: multiple choice, predicting the output, finding the bug, completing code.

  1. Multiple choicerange with a stepBasic10 XP
  2. Predict the outputWhile the condition holdsBasic10 XP
  3. Predict the outputEnding a loop earlyElementary20 XP
  4. True / falseHow many times?Basic10 XP
  5. Predict the outputA loop inside a loopElementary20 XP
  6. Find the bugA loop that never endsElementary20 XP
  7. Complete the codeThe sum from 1 to nElementary20 XP