Module 12 · sort, Comparators and Lambdas: Tell the Algorithm What You Mean
Problems: sort, Comparators and Lambdas
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Ten problems, graded against hidden tests. Each one practises an idea from a lesson of this module, from lesson 01's notice board to lesson 06's print shop. Problems 1, 2 and 5 are free. The other seven open with Learn Pro or with the track.
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What is inside Problems: sort, Comparators and Lambdas
- Every starter has the same shape
- Every tie needs a rule
- A rule must never be true both ways
- Work the key out once, before the sort
- The first idea, at the largest input
- When the order itself is the puzzle