#!/usr/bin/env swift;
import Foundation
import Utils

func convertKMtoMiles(_ x:[String: Int]) -> [String: Int] {
	var y:[String: Int] = [:]
	for planet in x.keys {
		y[planet] = Int(Double(x[planet]!) * 0.621371 + 0.5)
	}
	return y
}

// Begin Main
var planetDiametersInKM:[String: Int] = [
	"Mercury": 4879,
	"Venus": 12103,
	"Earth": 12756,
	"Mars": 6794,
	"Jupiter": 142985,
	"Saturn": 120534,
	"Uranus": 51115,
	"Neptune": 49534,
	"Pluto": 2374,
	"Ceres": 946,
	"Eris": 2326,
	"Makemake": 1430
]

var planetDiametersInMiles:[String: Int] = convertKMtoMiles(planetDiametersInKM)
for planet in planetDiametersInMiles.keys {
	print(planet + " has a diameter of " + String(planetDiametersInMiles[planet]!) + " miles")
}

exit(EXIT_SUCCESS)