Initializing of simple types in Swift
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//"let" for constants and
//"var" for variables
//Int
var number = 42, otherNumber = 37
let maxInt64: UInt64 = UInt64.max
let Mb = 1_048_576
//Double
let exp = 2.71828
//Float
let pi: Float = 3.14
//String
let greeting = "Hello"
//Multiline String
var text = "this is some\n" +
"multiline text"
//Bool
let sunIsStar = true
var needBackUp = false
//Character "A"
let charA: Character = "A"//"\u{65}"
//Tuple (Int, String)
let one = (1, "one")
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