using System;

​

public class Program

{

    static DateTime time;

    static String location;

    private static void Foo()

    {

        Console.WriteLine(location == null ? "location is null" : location);

        Console.WriteLine(time == null ? "time is null" : time.ToString());

    }

    /*

    static long TotalAllEvenNumbers(int[] intArray) {

        return 0;

    }

    */

    public static void Main()

    {

        // 1

        //Foo();

        // 2

        //Console.WriteLine(TotalAllEvenNumbers(new [] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }));

        // 3

    }

    // f -> c: (input - 32) * 5 / 9

    // c -> f: (input * 1.8) + 32

}

​

/*

​

SELECT CatName, CollarColor

FROM CATS

INNER JOIN COLLARS

ON CatId = CollarCatId

​

*/