static void Main()
{
RationalNum first = new RationalNum(1, 6);
RationalNum second = new RationalNum(4, 8);
List <RationalNum> numbers = new List <RationalNum>();
numbers.Add(first);
numbers.Add(second);
while (true)
{
Console.WriteLine("1 - Add new number\n2 - View number\n3 - Math operations\n4 - Compare\n5 - Simplify all numbers\n6 - Exit");
switch (Console.ReadKey(false).Key)
{
case ConsoleKey.D1: AddNumbers(numbers); Console.Clear(); break;
case ConsoleKey.D2: ViewNumbers(numbers); Console.Clear(); break;
case ConsoleKey.D3: Calculate(numbers); Console.Clear(); break;
case ConsoleKey.D4: NumComparer(numbers); Console.Clear(); break;
case ConsoleKey.D5: AllSimple(numbers); break;
case ConsoleKey.D6: return;
}
}
}
static void NumChoice(List <RationalNum> nums, out RationalNum first, out RationalNum second)
{
while (true)
{
Console.Clear();
Console.WriteLine("Choose 2 numbers by their id");
for (int i = 0; i < nums.Count; i++)
{
Console.WriteLine(i + ") " + nums[i].ToString("n"));
}
Console.WriteLine("First id : ");
if (!int.TryParse(Console.ReadLine(), out int index))
{
continue;
}
if (index >= nums.Count)
{
continue;
}
first = nums[index];
Console.WriteLine("Second id : ");
if (!int.TryParse(Console.ReadLine(), out index))
{
continue;
}
if (index >= nums.Count)
{
continue;
}
second = nums[index];
return;
}
}
static public void AddNumbers(List <RationalNum> nums)
{
while (true)
{
Console.Clear();
Console.WriteLine("Choose the format of input number : \n1 - Numerator/Denominator\n2 - Numerator.Denominator");
switch (Console.ReadKey(false).Key)
{
case ConsoleKey.D1: Console.Clear(); Console.WriteLine("Input\n"); nums.Add(RationalNum.ConvertToRat(Console.ReadLine(), "n")); return;
case ConsoleKey.D2: Console.Clear(); Console.WriteLine("Input\n"); nums.Add(RationalNum.ConvertToRat(Console.ReadLine(), "s")); return;
default: Console.WriteLine("Incorrect input"); break;
}
continue;
}
}
