hackerrank Sherlock and Queries in scala

Sherlock and Queries.scala

object Solution {
  def main(args: Array[String]) = {
    val lines = io.Source.stdin.getLines.toList
    val nums = lines.map( l => l.split("\\s+").map(s => s.toLong))
    var a = nums(1).toArray
    val b = nums(2).toArray
    val c = nums(3).toArray
    val n = (nums(0)(0) -1).intValue
    val m = (nums(0)(1) -1).intValue
    val mod = scala.math.pow(10,9).toInt + 7
    for(i <- (0 to m  ); j<- (0 to n)){
      if( (j+ 1) % b(i) == 0) 
         a(j) =  a(j) * c(i)  % mod
    }
    
    val result= a.map(n => n.toString).mkString(" ")
    println(result)
  }
}