sriteja25 · July 24, 2018 13:19
diff --git a/math b/math
 extension Int {
    func doMath(_ transform: ((Int) -> (Int)) ) -> (Int) {
        return transform(self)
    }
 }

 let doubled = 5.doMath { (number) -> (Int) in
    return number * 2
 }
 print(doubled) // 10

 let minusOne = 8.doMath { $0 - 1 }
 print(minusOne) // 7
	extension Int {
	func doMath(_ transform: ((Int) -> (Int)) ) -> (Int) {
	return transform(self)
	}
	}

	let doubled = 5.doMath { (number) -> (Int) in
	return number * 2
	}
	print(doubled) // 10

	let minusOne = 8.doMath { $0 - 1 }
	print(minusOne) // 7