static void Main(string[] args)
{
VeryLongDouble a = new VeryLongDouble();
a.FloatPart = new char[] { '0' };
a.IntegralPart = new char[] { '1' };
DividedByTwoXTimes(ref a, 200);
Console.WriteLine(a);
}
public VeryLongDouble(VeryLongDouble a)
{
IntegralPart = new char[a.IntegralPart.Length];
FloatPart = new char[a.FloatPart.Length];
for (int i = 0; i < a.IntegralPart.Length; i++)
{
IntegralPart[i] = a.IntegralPart[i];
}
for (int i = 0; i < a.FloatPart.Length; i++)
{
FloatPart[i] = a.FloatPart[i];
}
}
static void DividedByTwoXTimes(ref VeryLongDouble a, int X)
{
VeryLongDouble buf = new VeryLongDouble();
for (int i = 0; i < X; i++)
{
buf = new VeryLongDouble(a.IntegralPart.Length, a.FloatPart.Length);
#region IntegralPartDivision
for (int j = a.IntegralPart.Length - 1; j >= 0; j--)
{
if (a.IntegralPart[j] == '0')
{
continue;
}
if (a.IntegralPart[j] == '1')
{
if (j != 0)
{
buf.IntegralPart[j - 1] = '5';
}
else
{
buf.FloatPart[0] = '5';
}
}
if (a.IntegralPart[j] == '2')
{
buf.IntegralPart[j] += char.ConvertFromUtf32(1)[0];
}
if (a.IntegralPart[j] == '3')
{
buf.IntegralPart[j] += char.ConvertFromUtf32(1)[0];
if (j != 0)
{
buf.IntegralPart[j - 1] = '5';
}
else
{
buf.FloatPart[0] = '5';
}
}
if (a.IntegralPart[j] == '4')
{
buf.IntegralPart[j] += char.ConvertFromUtf32(2)[0];
}
;
if (a.IntegralPart[j] == '5')
{
buf.IntegralPart[j] += char.ConvertFromUtf32(2)[0];
if (j != 0)
{
buf.IntegralPart[j - 1] = '5';
}
else
{
buf.FloatPart[0] = '5';
}
}
if (a.IntegralPart[j] == '6')
{
buf.IntegralPart[j] += char.ConvertFromUtf32(3)[0];
}
if (a.IntegralPart[j] == '7')
{
buf.IntegralPart[j] += char.ConvertFromUtf32(3)[0];
if (j != 0)
{
buf.IntegralPart[j - 1] = '5';
}
else
{
buf.FloatPart[0] = '5';
}
}
if (a.IntegralPart[j] == '8')
{
buf.IntegralPart[j] += char.ConvertFromUtf32(4)[0];
}
if (a.IntegralPart[j] == '9')
{
buf.IntegralPart[j] += char.ConvertFromUtf32(4)[0];
if (j != 0)
{
buf.IntegralPart[j - 1] = '5';
}
else
{
buf.FloatPart[0] = '5';
}
}
}
#endregion
#region FloatPartDivision
for (int j = 0; j < a.FloatPart.Length; j++)
{
if (a.FloatPart[j] == '0')
{
continue;
}
if (a.FloatPart[j] == '1')
{
buf.FloatPart[j + 1] = '5';
}
if (a.FloatPart[j] == '2')
{
buf.FloatPart[j] += char.ConvertFromUtf32(1)[0];
}
if (a.FloatPart[j] == '3')
{
buf.FloatPart[j] += char.ConvertFromUtf32(1)[0];
buf.FloatPart[j + 1] = '5';
}
if (a.FloatPart[j] == '4')
{
buf.FloatPart[j] += char.ConvertFromUtf32(2)[0];
}
;
if (a.FloatPart[j] == '5')
{
buf.FloatPart[j] += char.ConvertFromUtf32(2)[0];
buf.FloatPart[j + 1] = '5';
}
if (a.FloatPart[j] == '6')
{
buf.FloatPart[j] += char.ConvertFromUtf32(3)[0];
}
if (a.FloatPart[j] == '7')
{
buf.FloatPart[j] += char.ConvertFromUtf32(3)[0];
buf.FloatPart[j + 1] = '5';
}
if (a.FloatPart[j] == '8')
{
buf.FloatPart[j] += char.ConvertFromUtf32(4)[0];
}
if (a.FloatPart[j] == '9')
{
buf.FloatPart[j] += char.ConvertFromUtf32(4)[0];
buf.FloatPart[j + 1] = '5';
}
}
#endregion
a = buf;
a.CutZeroes();
}
a.CutZeroes();
}
