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<https://blog.jetbrains.com/kotlin/2021/09/idiomatic-kotlin-set-operations/|Idiomatic Kotlin: Solving Advent of Code Puzzles, Set Operations>
Grouping and counting the characters in strings and collections is a very typical task given in coding interviews. Usually, the solutions for such tasks are quite simple. In this blog post, we learn about a few useful functions in Kotlin that make set operations really simple. The task: custom customs The task for the Advent […]