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Practice

Comparator Gym

⭐⭐ intermediate~24 min of coding4 challenges

Safe three-way contracts and algorithm callbacks until they are reflexes.

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What you will practice

  1. A Safe Comparator⭐⭐ intermediate
  2. Ascending, Descending, By Field⭐⭐ intermediate
  3. Callbacks with a Predicate⭐⭐ intermediate
  4. Reduce, the C Way⭐⭐ intermediate

Need the concept first? Re-read the lesson.