using System;

public class Program

{

    public static void Main()

    {

        double x = 5.4;

        double y = 2.2;

        double z = x / y;

        Console.WriteLine(z);

        int a = 10;

        int b = 3;

        int c = a / b;

        Console.WriteLine(c);

        string p, q;

        p = "9";

        q = "3";

        string r = p + q;

        Console.WriteLine(r);

        int s = 42;

        string t = "16";

        string v = s + t;

        Console.WriteLine(v);

        int n = 102;

        int m = 5;

        int o = n / m;

        Console.WriteLine(o);

    }

}