using System;

public class Program

{

    public static void Main()

    {

        float a = 3.5f;

        float b,c;

        b= 2.5f;

        c=(a+b)/3;

        Console.WriteLine(c);

        double x = 1.22;

        double y = (x * x - x + 0.3)/3;

        Console.WriteLine(y);   

        int d = 10;

        int e = 5;

        int f = 3;

        d = d + (5/3) * 2 - (e % f);

        Console.WriteLine(d);

        int k1 = 4;

        int k2 = 6;

        Console.WriteLine("k1 = " +k1);

        Console.WriteLine("k2 = " +k2);

        Console.WriteLine((k1 * 100) / 3);

        Console.WriteLine(k2 / 5 * 10);

        Console.WriteLine(100 / 7 - 5);

        Console.WriteLine(100 % 7 - 4);

        double s = 2.2;

        double t = 3.3;

        double p = 50.55;

        double q = 1.2589;

        Console.WriteLine((s + 2*t)/(p - q));

        Console.WriteLine((s*s - t)/ (t*t*t - s*s));

        Console.WriteLine(Math.Sqrt(p));

        Console.WriteLine(Math.Pow(s, 3));

        Console.WriteLine(Math.Abs(-1.567));

        Console.WriteLine(Math.Max(s, t));

        Console.WriteLine(Math.Min(s, t));

        Console.WriteLine(Math.Ceiling(q));

        Console.WriteLine(Math.Floor(p));

    }

}