val ingredient = ("Sugar" , 25):Tuple2[String, Int]

println(ingredient._1) // Sugar

println(ingredient._2) // 25

val (name, quantity) = ingredient

println(name) // Sugar

println(quantity) // 25

val planetDistanceFromSun = List(("Mercury", 57.9), ("Venus", 108.2), ("Earth", 149.6 ), ("Mars", 227.9), ("Jupiter", 778.3))

planetDistanceFromSun.foreach{ tuple => {
  
  tuple match {
    
      case ("Mercury", distance) => println(s"Mercury is $distance millions km far from Sun")
      
      case p if(p._1 == "Venus") => println(s"Venus is ${p._2} millions km far from Sun")
      
      case p if(p._1 == "Earth") => println(s"Blue planet is ${p._2} millions km far from Sun")
      
      case _ => println("Too far....")
      
    }
    
  }
  
}

val numPairs = List((2, 5), (3, -7), (20, 56))

for ((a, b) <- numPairs) {

  println(a * b)
  
}