using System;
 
public class Test
{
	public static void Main()
	{
		int a = s;
		int b = z;
		System.Console.WriteLine("a="+a+",b="+b);
 
		int result = a + b;
		System.Console.WriteLine("Сложение, a + b = " + result);
 
		result = a * b;
		System.Console.WriteLine("Умножение, a * b = " + result);
 
		result= a / b 
		System.Console.WriteLine("Деление, a / b = " + result + " a и b - целые числа, деление только нацело");
 
	}
}

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