public static Large_integer operator *(Large_integer number_1, Large_integer number_2)
{
Large_integer result = new Large_integer(Convert.ToByte(number_1.number.Length + number_2.number.Length));
int min = 0, max = 0, i = 0, k = 0;
if (number_1.number.Length >= number_2.number.Length)
{
min = Convert.ToByte(number_2.number.Length);
max = Convert.ToByte(number_1.number.Length);
}
if (number_1.number.Length < number_2.number.Length)
{
min = Convert.ToByte(number_1.number.Length);
max = Convert.ToByte(number_2.number.Length);
}
if (result != null)
{
for (k = min; k > 0; --k)
{
for (i = max; i > 0; --i)
{
if (number_1.number.Length >= number_2.number.Length)
{
result.number[k + i - 1] += Convert.ToInt32(number_1.number[i - 1] * number_2.number[k - 1]);
}
if (number_1.number.Length < number_2.number.Length)
{
result.number[k + i - 1] += Convert.ToInt32(number_1.number[k - 1] * number_2.number[i - 1]);
}
}
}
for (i = result.number.Length - 1; i >= 0; --i)
{
if (result.number[i] >= 10)
{
result.number[i - 1] += Convert.ToSByte(result.number[i] / 10);
result.number[i] = Convert.ToSByte(result.number[i] % 10);
}
}
if (number_1.flag == 1 || number_2.flag == 1)
{
result.flag = 1;
}
if (number_1.flag == 1 && number_2.flag == 1)
{
result.flag = 0;
}
return(result);
}
else
{
Console.WriteLine("Ошибка!");
Console.ReadKey();
return(null);
}
}
public Big_shot(string shot)
{
char divider = '/';
string[] str = shot.Split(divider);;
numerator = new Large_integer(str[0]);
denominator = new Large_integer(str[1]);
if (numerator.flag == 1 && denominator.flag == 1)
{
denominator.flag = 0;
}
if (numerator.flag != 1 && denominator.flag == 1)
{
numerator.flag = 1;
denominator.flag = 0;
}
}
public void Output(Large_integer result)
{
byte i = 0;
if (result.flag == 0)
{
while (result.number[i] == 0)
{
++i;
if (i == result.number.Length)
{
--i;
break;
}
}
Console.Write("Результат: ");
for (; i < result.number.Length; ++i)
{
Console.Write(result.number[i]);
}
}
if (result.flag == 1)
{
while (result.number[i] == 0)
{
++i;
if (i == result.number.Length)
{
--i;
break;
}
}
Console.Write("Результат: -");
for (; i < result.number.Length; ++i)
{
Console.Write(result.number[i]);
}
}
Console.ReadKey();
}
static void Main(string[] args)
{
Console.Write("1) Большое целое цисло\n2) Большая дробь\nВыберите: ");
switch (Console.ReadLine())
{
case "1":
{
Console.Clear();
Output_of_data num = new Output_of_data();
Console.Write("Введите первое число: ");
Large_integer a = new Large_integer(Console.ReadLine());
Console.Write("Введите второе число: ");
Large_integer b = new Large_integer(Console.ReadLine());
Console.Write("1) Сложение\n2) Вычитание\n3) Умножение\nВыберите: ");
switch (Console.ReadLine())
{
case "1":
{
num.Output(a + b);
}
break;
case "2":
{
num.Output(a - b);
}
break;
case "3":
{
num.Output(a * b);
}
break;
}
}
break;
case "2":
{
Console.Clear();
Output_of_data num = new Output_of_data();
Console.Write("Введите первую дробь: ");
Big_shot a = new Big_shot(Console.ReadLine());
Console.Write("Введите вторую дробь: ");
Big_shot b = new Big_shot(Console.ReadLine());
Console.Write("1) Сложение\n2) Вычитание\n3) Умножение\nВыберите: ");
switch (Console.ReadLine())
{
case "1":
{
num.Output(a + b);
}
break;
case "2":
{
num.Output(a - b);
}
break;
case "3":
{
num.Output(a * b);
}
break;
}
}
break;
case "\n":
break;
default:
break;
}
}
public static Large_integer operator +(Large_integer number_1, Large_integer number_2)
{
if ((number_1.flag == 1 && number_2.flag != 1) || (number_1.flag != 1 && number_2.flag == 1) || number_2.symbols != ' ')
{
number_2.symbols = '-';
return(number_1 - number_2);
}
else
{
Large_integer result = null;
int min = 0, i = 0;
if (number_1.number.Length >= number_2.number.Length)
{
result = new Large_integer(Convert.ToByte(number_1.number.Length + 1));
for (i = 1; i < result.number.Length; ++i)
{
result.number[i] = number_1.number[i - 1];
}
min = Convert.ToByte(number_2.number.Length);
}
if (number_1.number.Length < number_2.number.Length)
{
result = new Large_integer(Convert.ToByte(number_2.number.Length + 1));
for (i = 1; i < result.number.Length; ++i)
{
result.number[i] = number_2.number[i - 1];
}
min = Convert.ToByte(number_1.number.Length);
}
if (result != null)
{
for (i = min - 1; i >= 0; --i)
{
if (number_1.number.Length > number_2.number.Length)
{
result.number[i + result.number.Length - min] += number_2.number[i];
}
if (number_1.number.Length < number_2.number.Length)
{
result.number[i + result.number.Length - min] += number_1.number[i];
}
}
for (i = result.number.Length - 1; i > 0; --i)
{
if (result.number[i] > 9)
{
result.number[i - 1] += 1;
result.number[i] -= 10;
}
}
result.flag = Convert.ToByte((number_1.flag + number_2.flag) / 2);
return(result);
}
else
{
Console.WriteLine("Ошибка!");
Console.ReadKey();
return(null);
}
}
}
public static Large_integer operator -(Large_integer number_1, Large_integer number_2)
{
if (number_2.symbols == ' ')
{
if (number_1.flag == 1 && number_2.flag != 1)
{
number_2.flag = 1;
number_2.symbols = '+';
return(number_1 + number_2);
}
if (number_1.flag != 1 && number_2.flag == 1)
{
number_2.flag = 0;
number_2.symbols = '+';
return(number_1 + number_2);
}
if (number_1.flag == 1 && number_2.flag == 1)
{
number_2.flag = 0;
}
if (number_1.flag != 1 && number_2.flag != 1)
{
number_2.flag = 1;
}
}
Large_integer result = null;
int min = 0, i = 0, k = 0;
byte checker = 0;
if (number_1.number.Length > number_2.number.Length)
{
result = new Large_integer(Convert.ToByte(number_1.number.Length));
for (i = 0; i < result.number.Length; ++i)
{
result.number[i] = number_1.number[i];
}
min = Convert.ToByte(number_2.number.Length);
checker = 1;
}
if (number_1.number.Length < number_2.number.Length)
{
result = new Large_integer(Convert.ToByte(number_2.number.Length));
for (i = 0; i < result.number.Length; ++i)
{
result.number[i] = number_2.number[i];
}
min = Convert.ToByte(number_1.number.Length);
checker = 2;
}
if (number_1.number.Length == number_2.number.Length)
{
result = new Large_integer(Convert.ToByte(number_1.number.Length));
min = Convert.ToByte(number_2.number.Length);
for (k = 0; k < number_1.number.Length; ++k)
{
if (number_1.number[k] > number_2.number[k])
{
checker = 1;
break;
}
if (number_1.number[k] < number_2.number[k])
{
checker = 2;
break;
}
}
}
if (result != null)
{
for (i = min - 1; i >= 0; --i)
{
if (number_1.number.Length > number_2.number.Length)
{
result.number[i + result.number.Length - min] -= number_2.number[i];
}
if (number_1.number.Length < number_2.number.Length)
{
result.number[i + result.number.Length - min] -= number_1.number[i];
}
if (number_1.number.Length == number_2.number.Length)
{
if (checker == 1)
{
result.number[i + result.number.Length - min] += Convert.ToInt32(number_1.number[i] - number_2.number[i]);
}
else
{
result.number[i + result.number.Length - min] += Convert.ToInt32(number_2.number[i] - number_1.number[i]);
}
}
}
for (i = result.number.Length - 1; i > 0; --i)
{
if (result.number[i] < 0)
{
result.number[i - 1] -= 1;
result.number[i] += 10;
}
}
if ((checker == 1 && number_2.flag == 1) || (checker == 2 && number_1.flag == 1))
{
result.flag = 0;
}
if ((checker == 2 && number_2.flag == 1) || (checker == 1 && number_1.flag == 1))
{
result.flag = 1;
}
return(result);
}
else
{
Console.WriteLine("Ошибка!");
Console.ReadKey();
return(null);
}
}
