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incrementTuple(listOfTuples: List[(Int, Int)], dim: Int): List[(Int, Int)] = { val pos: (Int, Int) = listOfTuples.last val newPos = (pos._1 + dir._1, pos._2 + dir._2) ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":28,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2018-07-13T10:01:29.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"mulveyj"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/mulveyj","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"0f05806e929b4caa9c3be3f71376bfdb","snippet":"object SpiralMatrix { def spiralMatrix(n : Int) : List[List[Int]] = { def rotate(matrix : List[List[Int]]) : List[List[Int]] = { matrix.transpose.map(_.reverse) } def spiral(n : Int, start : Int) : List[List[Int]] = { n match { ","num_views":0,"num_stars":1,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":21,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2019-03-24T20:57:03.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"peperoni"},"exercise":{"title":"Σπειροειδής 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matrix: Array[Array[Int]] = 1.to(size * size).map(_ => 0).grouped(size).map(_.toArray).toArray var (offsetX, offsetY) = (0, 0) ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":35,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2020-02-07T13:25:44.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"mendellev"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/mendellev","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"36c7f60ba5f549c5b7e5636e66f322e1","snippet":" object SpiralMatrix { object Motions extends 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List[List[Int]] = { val matrix = new Array[Array[Int]](size) var generator = CoordinateGenerator((0, 0), orientation = Right, limit = size - 1) var count = 1 if (size > 0) { for (i <- 0 until size) matrix(i) = new Array[Int](size) ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":44,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2022-05-03T18:08:10.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"byrdaffinity"},"exercise":{"title":"Σπειροειδής 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","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":46,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2023-09-18T13:43:46.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"memudin"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/memudin","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"4e534956b9bb47c68f8ba5d0f5729239","snippet":"import scala.annotation.tailrec object SpiralMatrix { sealed trait Direction { def turnRight: Direction } private case object North extends Direction { override def turnRight: Direction = East } ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":2,"num_loc":58,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2023-03-18T23:05:32.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"mucciolo"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/mucciolo","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"fff4dd8aecf643d69ed46506ba263521","snippet":"import scala.annotation.tailrec object SpiralMatrix extends App { def spiralMatrix(n: Int): List[List[Int]] = { val matrix = Array.ofDim[Int](n, n) @tailrec def spiral(row: Int, col: Int, movement: Char, number: Int): Unit = { if (number != n * n) { ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":47,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"exceptioned","published_at":"2023-11-12T16:43:06.000Z","is_out_of_date":true,"language":"scala","author":{"handle":"JoseZapata"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/JoseZapata","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"b2dcfdcd0da64f73ba038c0fe86a6c08","snippet":"object SpiralMatrix { def spiralMatrix(n: Int): List[List[Int]] = { if (n == 0) return List() val matrix = Array.ofDim[Int](n, n) var x = 0 var y = 0 var dx = 1 var dy = 0 var i = 1 for (i <- 1 to n * n) { ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":39,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2024-06-23T11:29:10.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"fstiffo"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/fstiffo","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"2ad4e7552d5a42a1b97f06bec26fa9d7","snippet":"object SpiralMatrix { def spiralMatrix(size: Int) = { def inner(size: Int, origin: (Int, Int)) : IndexedSeq[(Int, Int)] = { if (size < 1) return Vector[(Int, Int)]() val (ox, oy) = origin val last = size - 1 val top = for (n <- 0 to last) yield (ox + n, oy) val right = for (n <- 1 to last) yield (ox + last, oy + n) val bottom = for (n <- last - 1 to 0 by -1) yield (ox + n, oy + last) val left = for (n <- last - 1 to 1 by -1) yield (ox, oy + n) ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":21,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2024-07-23T19:04:02.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"rufold"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/rufold","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"7f42e7cf7f504f2c81afe05292d0a11a","snippet":"object SpiralMatrix: def spiralMatrix(n: Int): Seq[Seq[Int]] = spiral(n).zipWithIndex.sorted .map(_._2 + 1) // grouped can't handle n=0 .grouped(math.max(n, 1)) .toSeq // Generates the coordinates of the outer layer in spiral order, // then recurses into the inner matrix. 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matrix , 0 // row , 0 // column , 0 // iteration , false // switchAxes ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":2,"num_loc":41,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2025-03-06T13:12:29.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"ReneAtApple"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/ReneAtApple","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"55a67c18654c408a99b40712243cd9cc","snippet":"object SpiralMatrix { def spiralMatrix(n: Int): List[List[Int]] = { if (n == 0) return List() val matrix = Array.ofDim[Int](n, n) val directions = List((0, 1), (1, 0), (0, -1), (-1, 0)) // right, down, left, up var directionIndex = 0 var row, col = 0 var currentNumber = 1 ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":25,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2025-03-29T20:54:03.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"gyorgybalazsi"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/gyorgybalazsi","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"784d4363f0e642f28053e223823f7a12","snippet":"object SpiralMatrix: def spiralMatrix(n: Int) = def f(prev: List[List[Int]]): List[List[Int]] = val p = prev.head.head if p <= 1 then prev else f((-prev.length until 0).map(_.+(p)).toList :: prev.reverse.transpose) if n == 0 then List() else f(List(List(n * n))) ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":6,"num_loc":7,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2026-05-04T12:08:26.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"vrijaer"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/vrijaer","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"aca5a870cea44a6590b46a5941cb8e46","snippet":"extension (l: List[List[Int]]) // want to be able to make uniform adjustments upwards def +(n: Int): List[List[Int]] = l.map(_.map(_ + n)) object SpiralMatrix: // now capable of doing oblong shapes // a transpose and a horizontal flip == a 90 degree right turn def rightTurn(mx: List[List[Int]]) = mx.transpose.map(_.reverse) ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":4,"num_loc":23,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2026-09-01T00:13:33.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"SpekkioKilwala"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/SpekkioKilwala","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"2affb60acd584c1aa2853862ba28c1f9","snippet":"object SpiralMatrix { //walk around spiral to make 2d coords //invert coords to list of list val spiralDirections = LazyList((1,0),(0,1),(-1,0),(0,-1)) def streamOfTurns: LazyList[(Int, Int)] = spiralDirections #::: streamOfTurns def spiralMatrix(n: Int): List[List[Int]] = if(n<=0) List.empty[List[Int]] else { ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":19,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2022-05-03T11:49:25.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"daniel-manning"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/daniel-manning","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"4a98a48ff3234c78a649c87539cfccae","snippet":"object SpiralMatrix { // left (i,j++) => down (i++, j) = > right(i, j--) => up (i--, j) => left ... def spiralMatrix(n: Int): List[List[Int]] = { if (n <= 0) return List() var mark = (for { i <- 0 until n j <- 0 until n } yield (i, j) -> 0).toMap ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":3,"num_loc":33,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2018-07-13T10:01:29.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"jicahoo"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/jicahoo","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"381cc89cd8614422be44b6640c8b5fa9","snippet":"/** * Created by qyu on 17. 8. 29. */ object SpiralMatrix { case class Position(row: Int, col: Int, elem: Int){ def left(data: Int) = Position(row, col-1, data) def right(data: Int) = Position(row, col+1, data) def up(data: Int) = Position(row-1, col, data) def down(data: Int) = Position(row+1, col, data) ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":39,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"exceptioned","published_at":"2018-07-13T10:01:29.000Z","is_out_of_date":true,"language":"scala","author":{"handle":"QyuStory"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/QyuStory","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"f83dead103f34838a1f96ace1d163d4d","snippet":"import com.sun.org.apache.xml.internal.security.Init import scala.annotation.tailrec import scala.util.Try import scala.math.Integral.Implicits._ import scala.math.Integral.Implicits._ object SpiralMatrix { type Row = Int type Column = Int ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":2,"num_loc":61,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2019-08-21T21:46:11.000Z","is_out_of_date":false,"language":"scala","author":{"handle":"skrishna"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/skrishna","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}},{"uuid":"f0ca157c5ba8488bbe20572aea036b67","snippet":"object SpiralMatrix { def spiralMatrix(n: Int): List[List[Int]] = { val lNums = (1 to (n * n)).toList val arr = Array.ofDim[Int](n, n) val RIGHT = 0 val LEFT = 1 val UP = 2 val DOWN = 3 @annotation.tailrec ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":47,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"errored","published_at":"2019-10-16T20:47:01.000Z","is_out_of_date":true,"language":"scala","author":{"handle":"Chema"},"exercise":{"title":"Σπειροειδής πίνακας","icon_url":"https://assets.exercism.org/exercises/spiral-matrix.svg"},"track":{"title":"Scala","icon_url":"https://assets.exercism.org/tracks/scala.svg","highlightjs_language":"scala"},"links":{"public_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/solutions/Chema","private_iterations_url":"https://exercism.org/el/tracks/scala/exercises/spiral-matrix/iterations"}}],"meta":{"current_page":1,"total_count":121,"total_pages":6,"unscoped_total":121}}}}}

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