mod utils;
use std::collections::HashMap;

fn convertKMtoMiles(x:HashMap<String, isize>) -> HashMap<String, isize> {
	let mut y:HashMap<String, isize> = HashMap::new();
	for planet in Utils::keys(x) {
		y[planet] = ((x.at(planet)) as f64 * 0.621371f64 + 0.5f64) as isize;
	}
	return y;
}

fn main() {
	let mut planetDiametersInKM:HashMap<String, isize> = [
		{"Mercury", 4879},
		{"Venus", 12103},
		{"Earth", 12756},
		{"Mars", 6794},
		{"Jupiter", 142985},
		{"Saturn", 120534},
		{"Uranus", 51115},
		{"Neptune", 49534},
		{"Pluto", 2374},
		{"Ceres", 946},
		{"Eris", 2326},
		{"Makemake", 1430}
	];

	let mut planetDiametersInMiles:HashMap<String, isize> = convertKMtoMiles(planetDiametersInKM);
	for planet in Utils::keys(planetDiametersInMiles) {
		println!("{} has a diameter of {} miles", planet, planetDiametersInMiles.at(planet));
	}
}