gistfile1.txt

def find(a: Array[Array[Int]], v: Int): (Int, Int) = {
  var i = 0
  while(i < a.length) {
    val aa = a(i)
    var j = 0
    while(j < aa.length) {
      if(aa(j) == v) return (i, j)
      j += 1
    }
    i += 1
  }
  null
}