exercise 10 Dictionares

import Foundation
import Glibc

typealias Chessman = [String:(alpha:Character,num:Int)?]
var Chessmans: Chessman = ["White King":("C",6), "Black Rook":("E",2), "Black Bishop":nil]

// проверяем, существуют ли первая фигура
if let coordinates = Chessmans["White King"]! {
    print("Coordinates of White King is \(coordinates)")
}else{
    print("White King id dead")
}
// проверяем, существуют ли вторая фигура
if let coordinates = Chessmans["Black Rook"]! {
    print("Coordinates of Black Rook is \(coordinates)")
}else{
    print("Black Rook id dead")
}
// проверяем, существуют ли третья фигура
if let coordinates = Chessmans["Black Bishop"]! {
    print("Coordinates of Black Bishop is \(coordinates)")
}else{
    print("Black Bishop id dead")
}