[CodeWars] evenOrOdd https://www.codewars.com/kata/53da3dbb4a5168369a0000fe

evenOrOdd.swift

// Create a function that takes an integer as an argument and returns "Even" for even numbers or "Odd" for odd numbers.

// 1. via "if else" statements

func evenOrOdd(_ number: Int) -> String {
  if number % 2 == 0 {
    return "Even"
  } else {
    return "Odd"
  }
}

// 2. via "ternary operator"

func evenOrOdd(_ number:Int) -> String {
  return number % 2 == 0 ? "Even" : "Odd"
}

// 3. via "guard" statement

func evenOrOdd(_ number:Int) -> String {
  guard number % 2 == 0 else { return "Odd" }
  return "Even"
}