using System;

namespace Programmation_objet_TLESIO21.TD1 {
    public static class Td1 {

        private static void Excercice1(ref int a, ref int b) {
            (a, b) = (b, a);
        }

        private static void TestExcercice1() {
            Console.Write("Saisir a : ");
            String s = Console.ReadLine();
            int a = int.Parse(s);

            Console.Write("Saisir b : ");
            s = Console.ReadLine();
            int b = int.Parse(s);


            Console.WriteLine("Avant inversion, a = " + a + " & b = " + b);
            Excercice1(ref a, ref b);
            Console.WriteLine("Après inversion, a = " + a + " & b = " + b);
        }

        public static void Launch() {
            TestExcercice1();
        }


    }
}