class Tile(var value: Int = 0){

}

class Board() {
    var _tiles = Array<Tile>(100) {Tile()} //Represents a 10x10 playing board

    var tiles
    get(x: Int, y: Int) {return _tiles[y * 10 + x]}
    set(x:Int, y: Int, value: Tile) {_tiles[y * 10 + x] = value}

}

fun main(args: Array<String>) {
    val board = Board()
    board.tiles[0,0].value = 42
}

class Board() {

    private var _tiles = Array<Tile>(100) { Tile() } //Represents a 10x10 playing board

    operator fun get(x: Int, y: Int): Tile {
        return _tiles[y * 10 + x]
    }

    operator fun set(x: Int, y: Int, value: Tile) {
        _tiles[y * 10 + x] = value
    }

}

val board = Board()
board[0, 0].value = 42
println(board[0, 0])

class Board {
    var tiles = Array(100) { Tile() } //Represents a 10x10 playing board

    operator fun get(x: Int, y: Int) = tiles[y * 10 + x]

    operator fun set(x: Int, y: Int, value: Tile) {
        tiles[y * 10 + x] = value
    }

}

fun main(args: Array<String>) {
    val board = Board()
    board[0, 0].value = 42
}

val t: Tile = Tile(0)
val tiles = Array(10) { Array<Tile>(10) { t } } // for initialization
tiles[0][0] = Tile(5)
tiles[0][1] = Tile(7)
....................