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fp:lab04 [2022/03/09 20:44] pdmatei |
fp:lab04 [2022/05/15 23:54] (current) vbadoiu old revision restored (2022/03/25 10:15) |
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| ===== 4. Lists in Scala ===== | ===== 4. Lists in Scala ===== | ||
| + | |||
| + | Objectives: | ||
| + | * get familiar with **pattern matching** lists, as well as common list operations from Scala and how they work | ||
| + | * get familiar with common **higher-order functions** over lists (partition, map, foldRight, foldLeft, filter) | ||
| ==== 4.1. Common list operations ==== | ==== 4.1. Common list operations ==== | ||
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| <code scala> | <code scala> | ||
| def take(n: Int, l: List[Int]): List[Int] = ??? | def take(n: Int, l: List[Int]): List[Int] = ??? | ||
| - | //take(3,List(1,2,3,4,5)) = 3 | + | //take(3,List(1,2,3,4,5)) = List(1,2,3) |
| </code> | </code> | ||