var resoulutionDictionary: [Resolution: String] = [:]

var rowResolution: Resolution = Resolution(horizontal: 320, vertical: 480)
var midResolution: Resolution = Resolution(horizontal: 375, vertical: 667)
var highResolution: Resolution = Resolution(horizontal: 414, vertical: 736)
resoulutionDictionary[rowResolution] = "row"
resoulutionDictionary[midResolution] = "mid"
resoulutionDictionary[highResolution] = "high"

resoulutionDictionary.keys.map{ print($0.hashValue)}


//4682068483004387588
//7205188110876471995
//-6348699035978240968