ddwtp7

.swift

func allocateImagesV() -> [newView] {
  var primaryImages:Set<String> = []
  var secondaryImages:Set<String> = []
  var tiles:Set<String> = []
  
  
  for _ in 0..<2 {
    for build in 2..<16 {
            primaryImages.insert(String(format: "Image-%d",build))
            secondaryImages.insert(String(format: "Image-%d",build))
//      primaryImages.insert(String(format: "image_part_%03d",build))
//      secondaryImages.insert(String(format: "image_part_%03d",build))
      
    }
    repeat {
      
      let elementA = primaryImages.removeFirst()
      //      primaryImages.remove(elementA)
      
      let elementB = secondaryImages.randomElement()
      secondaryImages.remove(elementB!)
      
      tiles.insert(elementA + ":" + elementB!)
    } while !primaryImages.isEmpty
  }
  
  var count = 0
  for tile in tiles {
    print("tile ",tile,count)
    count += 1
  }
  
  var answer:[newView] = []
  for tile in tiles {
    var highImage:String!
    var lowImage:String!
    let images = tile.split(separator: ":").map(String.init)
    if images != [] {
      highImage = images[0]
      lowImage = images[1]
    }
    let tileView = newView(highImage: highImage, lowImage: lowImage)
    answer.append(tileView)
  }
  return answer
}