How to print matrix using for loop in Scala

2 Answers

0 votes
object PrintMatrixForLoop_Scala {
 
  def main(args: Array[String]): Unit = {
    val matrix = Array(
      Array( 1,  2,  3,  4),
      Array( 5,  6,  7,  8),
      Array( 9, 10, 11, 12),
      Array(13, 14, 15, 16)
    )

    for (row <- matrix) {
      for (elem <- row) {
        print(s"$elem ")
      }
      println()
    }
  }
}
 
 
/*
run:
     
1 2 3 4
5 6 7 8
9 10 11 12
13 14 15 16
     
*/

 



answered Sep 3, 2024 by avibootz
0 votes
object PrintMatrixForLoop_Scala {
 
  def main(args: Array[String]): Unit = {
    val matrix = Array(
      Array( 1,  2,  3,  4),
      Array( 5,  6,  7,  8),
      Array( 9, 10, 11, 12),
      Array(13, 14, 15, 16)
    )

    var rows = matrix.length - 1
    var cols = matrix(0).length - 1
    
    for (i <- 0 to rows) {
      for (j <- 0 to cols) {
        print(s"${matrix(i)(j)} ")
      }
      println()
    }
  }
}
 
 
/*
run:
     
1 2 3 4 
5 6 7 8 
9 10 11 12 
13 14 15 16 
     
*/

 



answered Sep 3, 2024 by avibootz

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