How to split elements of a list in scala?

How to split elements of a list in scala?

Scala Code Editor :

1. object Scala_List {
2. def split_list[A](nums: List[A], n: Int): (List[A], List[A]) = {
3. (nums. take(n), nums. drop(n))
4. }
5. def main(args: Array[String]): Unit = {
6. val nums1 = List(1,2,3,4,5,6)
7. println(“Original List:”)
8. println(“Split the said list into 2 lists:”)

How to split sequences into subsets in scala?

Use the groupBy , partition , span , or splitAt methods to partition a sequence into subsequences. The sliding and unzip methods can also be used to split sequences into subsequences, though sliding can generate many subsequences, and unzip primarily works on a sequence of Tuple2 elements.

How do I use Startwith in Scala?

The startsWith(String prefix) method is utilized to check if the stated string starts with the prefix or not that is being specified by us. Return Type: It returns true if the string starts with the specified prefix else it returns false.

How is the splitat method used in Scala?

Scala List splitAt () method with example Last Updated : 13 Aug, 2019 The splitAt () method belongs to the value member of the class List. It is utilized to split the given list into a prefix/suffix pair at a stated position.

How to divide a number into n parts?

Print the sequence in the end, if the number cannot be divided into exactly ‘N’ parts then print ‘-1’ instead. them is as minimal as possible. So we divide 5 as 1 + 2 + 2. Recommended: Please try your approach on {IDE} first, before moving on to the solution.

How to partition a sequence in Scala into subsequences?

You want to partition a Scala sequence into two or more different sequences (subsets) based on an algorithm or location you define. Use the groupBy, partition, span, or splitAt methods to partition a sequence into subsequences.

How is a sliding window called in Scala?

It can be called with just a size, or both a size and step: As shown, sliding works by passing a “sliding window” over the original sequence, returning sequences of a length given by size. The step parameter lets you skip over elements, as shown in the last two examples.