using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("LES CONDITIONS"); 

        Console.WriteLine ("EXO 1 "); 

        int a;

        a = 10;

        int b; 

        b = 0;

        /*if (b != 0)

        Console.WriteLine(a/b);*/

        if (b == 0);

        Console.WriteLine("Erreur");

    }

}