public static RatNumber operator /(RatNumber a, RatNumber b)
{
RatNumber div = new RatNumber(a.A * b.B, a.B * b.A);
div.ReduceFraction();
return(div);
}
public static RatNumber operator *(RatNumber a, RatNumber b)
{
RatNumber mul = new RatNumber(a.A * b.A, a.B * b.B);
mul.ReduceFraction();
return(mul);
}
public bool Compare(RatNumber other)
{
if (other == null)
{
return(false);
}
if (this.A == other.A && this.B == other.B)
{
return(true);
}
else
{
return(false);
}
}
public bool Equals(RatNumber other)
{
if (other == null)
{
return(false);
}
if (((double)this.A) / ((double)this.B) == (((double)other.A) / ((double)other.B)))
{
return(true);
}
else
{
return(false);
}
}
public RatNumber StrToObj(string str)
{
string strn = "";
string strm = "";
for (int i = 0; i < str.Length; i++)
{
if (str[i] == '/')
{
for (i++; i < str.Length; i++)
{
strm += str[i];
}
}
else
{
strn += str[i];
}
}
RatNumber ratnum1 = new RatNumber(Convert.ToInt32(strn), Convert.ToInt32(strm));
return(ratnum1);
}
static void Main()
{
try
{
RatNumber num1 = new RatNumber(0, 1);
RatNumber num2 = new RatNumber(0, 1);
string str = "";
string str2 = "";
ConsoleKeyInfo ch;
ConsoleKeyInfo ch1;
Console.WriteLine("Vvedite chislitel for vashego Rational Number:");
num1.A = int.Parse(Console.ReadLine());
Console.WriteLine("Vvedite znamenatel for vashego Rational Number:");
num1.B = int.Parse(Console.ReadLine());
Console.Clear();
Console.WriteLine("Choose string format:");
Console.WriteLine("1");
Console.WriteLine("2");
ch = Console.ReadKey();
if (ch.KeyChar == '1')
{
str = num1.ToString();
}
if (ch.KeyChar == '2')
{
str = num1.StrFormat();
}
while (true)
{
Console.Clear();
Console.WriteLine("Your rational number: ");
Console.WriteLine(str);
Console.WriteLine("");
Console.WriteLine("1 - Add the rational number");
Console.WriteLine("2 - Subtract the rational number");
Console.WriteLine("3 - Multiplied by the rational number");
Console.WriteLine("4 - Divided by the rational number");
Console.WriteLine("5 - To equal with rational number");
Console.WriteLine("6 - Change string format");
Console.WriteLine("7 - To compare two rational numbers");
Console.WriteLine("0 - Exit");
ch1 = Console.ReadKey();
if (ch1.KeyChar == '1')
{
Console.Clear();
Console.WriteLine("Vvedite A");
num2.A = int.Parse(Console.ReadLine());
Console.Clear();
Console.WriteLine("Vvedite B");
num2.B = int.Parse(Console.ReadLine());
num1 = num1 + num2;
if (ch.KeyChar == '1')
{
str = num1.ToString();
}
if (ch.KeyChar == '2')
{
str = num1.StrFormat();
}
Console.Clear();
Console.WriteLine("Nazhmite na lybuyu knopku for continue");
}
if (ch1.KeyChar == '2')
{
Console.Clear();
Console.WriteLine("Vvedite A");
num2.A = int.Parse(Console.ReadLine());
Console.Clear();
Console.WriteLine("Vvedite B");
num2.B = int.Parse(Console.ReadLine());
num1 = num1 - num2;
if (ch.KeyChar == '1')
{
str = num1.ToString();
}
if (ch.KeyChar == '2')
{
str = num1.StrFormat();
}
Console.Clear();
Console.WriteLine("Nazhmite na lybuyu knopku for continue");
}
if (ch1.KeyChar == '3')
{
Console.Clear();
Console.WriteLine("Vvedite A");
num2.A = int.Parse(Console.ReadLine());
Console.Clear();
Console.WriteLine("Vvedite B");
num2.B = int.Parse(Console.ReadLine());
num1 = num1 * num2;
if (ch.KeyChar == '1')
{
str = num1.ToString();
}
if (ch.KeyChar == '2')
{
str = num1.StrFormat();
}
Console.Clear();
Console.WriteLine("Nazhmite na lybuyu knopku for continue");
}
if (ch1.KeyChar == '4')
{
Console.Clear();
Console.WriteLine("Vvedite A");
num2.A = int.Parse(Console.ReadLine());
Console.Clear();
Console.WriteLine("Vvedite B");
num2.B = int.Parse(Console.ReadLine());
num1 = num1 / num2;
if (ch.KeyChar == '1')
{
str = num1.ToString();
}
if (ch.KeyChar == '2')
{
str = num1.StrFormat();
}
Console.Clear();
Console.WriteLine("Nazhmite na lybuyu knopku for continue");
}
if (ch1.KeyChar == '5')
{
Console.Clear();
Console.WriteLine("Enter rational number: ");
str2 = Console.ReadLine();
num2 = num2.StrToObj(str2);
Console.Clear();
if (num1.Equals(num2))
{
Console.WriteLine("Yes");
}
else
{
Console.WriteLine("No");
}
}
if (ch1.KeyChar == '6')
{
Console.Clear();
Console.WriteLine("Choose string format:");
Console.WriteLine("1");
Console.WriteLine("2");
ch = Console.ReadKey();
if (ch.KeyChar == '1')
{
str = num1.ToString();
}
if (ch.KeyChar == '2')
{
str = num1.StrFormat();
}
Console.Clear();
Console.WriteLine("Nazhmite na lybuyu knopku for continue");
}
if (ch1.KeyChar == '7')
{
Console.Clear();
Console.WriteLine("VVedite A");
num2.A = int.Parse(Console.ReadLine());
Console.Clear();
Console.WriteLine("Vvedite B");
num2.B = int.Parse(Console.ReadLine());
if (num1 > num2)
{
Console.WriteLine("{0} > {1}", num1, num2);
}
else
{
if (num2 > num1)
{
Console.WriteLine("{0} < {1}", num1, num2);
}
}
}
if (ch1.KeyChar == '0')
{
break;
}
Console.ReadKey();
}
}
catch (Exception exc)
{
Console.Clear();
Console.WriteLine(exc.Message);
}
}