public static void Main()
Console.WriteLine("Enter the first number:");
int num1 = Int32.Parse(Console.ReadLine());
Console.WriteLine("Enter the second number:");
int num2 = Int32.Parse(Console.ReadLine());
int answer = num1 + num2;
string phrase = $"{num1} + {num2} = {answer}";
Console.WriteLine(phrase);
phrase = $"{num1} - {num2} = {answer}";
Console.WriteLine(phrase);
phrase = $"{num1} * {num2} = {answer}";
Console.WriteLine(phrase);
phrase = $"{num1} / {num2} = {answer}";
Console.WriteLine(phrase);
phrase = $"{num1} % {num2} = {answer}";
Console.WriteLine(phrase);