public static void Main(string[] args)
{
StreamReader fileReader = fileReader = new StreamReader(args[0]);
try
{
StreamWriter fileWriter = fileWriter = new StreamWriter(args[1]);
try
{
var tokenizer = new StreamTokenizer(fileReader);
var writer = fileWriter;
EllipticCurve.EllipticCurve curve = null;
var characteristic = tokenizer.NextInt();
var modular = tokenizer.NextWord().ToBigInteger();
var a = tokenizer.NextWord().ToBigInteger();
var b = tokenizer.NextWord().ToBigInteger();
if (characteristic == 0)
{
curve = new OrdinaryEllipticCurve(new MyBigInteger(a, modular), new MyBigInteger(b, modular),
new MyBigInteger(modular, modular));
}
else if (characteristic == 1)
{
var c = tokenizer.NextWord().ToBigInteger();
var type = tokenizer.NextInt();
var m = tokenizer.NextWord().ToBigInteger();
var modular1 = BigInteger.Pow(2, (int)modular - 1);
switch (type)
{
case 0:
{
curve = new SuperSingularEllipticCurve(new GaluaBigInteger(a, m, modular1),
new GaluaBigInteger(b, m, modular1), new GaluaBigInteger(c, m, modular1),
new GaluaBigInteger(m, m, modular1));
break;
}
case 1:
{
curve = new NonSupersSingularEllipticCurve(new GaluaBigInteger(a, m, modular1),
new GaluaBigInteger(b, m, modular1), new GaluaBigInteger(c, m, modular1),
new GaluaBigInteger(modular1, m, modular1));
break;
}
default:
{
Console.WriteLine(
"Тип кривой для поля с характеристикой 2 можеть быть либо 0 (суперсингулярная) либо 1(несуперсингулярная)");
Environment.Exit(0);
break;
}
}
}
else
{
Console.WriteLine("Значение характеристики кода может быть либо 0 (!= 2 и !=3) или 1(==2)");
Environment.Exit(0);
}
if ((curve is OrdinaryEllipticCurve) && !curve.IsNonSpecial())
{
writer.WriteLine("Кривая особая");
}
else
{
var t = tokenizer.NextInt();
var tCopy = t;
var zeroX = curve.Zero.X;
if (t > 0)
{
var startPoint = new EllipticCurvePoint(
zeroX.Get(tokenizer.NextWord().ToBigInteger()),
zeroX.Get(tokenizer.NextWord().ToBigInteger()));
var flag = false;
while (t > 1)
{
var point = new EllipticCurvePoint(
zeroX.Get(tokenizer.NextWord().ToBigInteger()),
zeroX.Get(tokenizer.NextWord().ToBigInteger()));
if (t == tCopy && !curve.Contains(startPoint))
{
writer.WriteLine($"Кривая не содержит точку {startPoint.X}, {startPoint.Y}");
flag = true;
break;
}
else if (!curve.Contains(point))
{
writer.WriteLine($"Кривая не содержит точку {point.X}, {point.Y}");
flag = true;
break;
}
else
{
startPoint = curve.Add(startPoint, point);
}
--t;
}
if (!flag)
{
writer.WriteLine($"Результат сложения точек = {startPoint}");
}
else
{
writer.WriteLine($"Результат сложения точек неизвестен");
}
}
var s = tokenizer.NextInt();
while (s > 0)
{
var n = tokenizer.NextInt();
var nCopy = n;
var zero = curve.Zero;
var point = new EllipticCurvePoint(
zero.X.Get(tokenizer.NextWord().ToBigInteger()),
zero.X.Get(tokenizer.NextWord().ToBigInteger()));
if (!curve.Contains(point))
{
writer.WriteLine($"Кривая не содержит точку {point}");
}
else
{
var start = point;
while (n > 1)
{
start = curve.Add(start, point);
--n;
}
writer.WriteLine($"Результат умножения точки {point} на {nCopy} = {start}");
}
--s;
}
}
}
finally
{
fileWriter?.Close();
}
}
finally
{
fileReader?.Close();
}
}
public static void Main(string[] args)
{
var arguments = Parser.Parse(args);
if (arguments.HelpCalled)
{
return;
}
if (arguments.HasErrors)
{
Parser.HelpOption.ShowHelp(Parser.Options);
return;
}
StreamReader fileReader = null;
if (Parser.Object.InputFile != null)
{
fileReader = new StreamReader(Parser.Object.InputFile);
}
try
{
StreamWriter fileWriter = null;
if (Parser.Object.OutputFile != null)
{
fileWriter = new StreamWriter(Parser.Object.OutputFile);
}
try
{
var tokenizer = new StreamTokenizer(fileReader ?? Console.In);
var writer = fileWriter ?? Console.Out;
EllipticCurve.EllipticCurve curve = null;
var characteristic = tokenizer.NextInt();
var modular = tokenizer.NextWord().ToBigInteger();
var a = tokenizer.NextWord().ToBigInteger();
var b = tokenizer.NextWord().ToBigInteger();
if (characteristic == 0)
{
curve = new OrdinaryEllipticCurve(new MyBigInteger(a, modular), new MyBigInteger(b, modular),
new MyBigInteger(modular, modular));
}
else if (characteristic == 1)
{
var c = tokenizer.NextWord().ToBigInteger();
var type = tokenizer.NextInt();
var m = tokenizer.NextWord().ToBigInteger();
var modular1 = BigInteger.Pow(2, (int)modular - 1);
switch (type)
{
case 0:
{
curve = new SuperSingularEllipticCurve(new GaluaBigInteger(a, m, modular1),
new GaluaBigInteger(b, m, modular1), new GaluaBigInteger(c, m, modular1),
new GaluaBigInteger(m, m, modular1));
break;
}
case 1:
{
curve = new NonSupersSingularEllipticCurve(new GaluaBigInteger(a, m, modular1),
new GaluaBigInteger(b, m, modular1), new GaluaBigInteger(c, m, modular1),
new GaluaBigInteger(modular1, m, modular1));
break;
}
default:
{
Console.WriteLine(
"Тип кривой для поля с характеристикой 2 можеть быть либо 0 (суперсингулярная) либо 1(несуперсингулярная)");
Environment.Exit(0);
break;
}
}
}
else
{
Console.WriteLine("Значение характеристики кода может быть либо 0 (!= 2 и !=3) или 1(==2)");
Environment.Exit(0);
}
if ((curve is OrdinaryEllipticCurve) && !curve.IsNonSpecial())
{
writer.WriteLine("Кривая особая");
}
else
{
var t = tokenizer.NextInt();
var startPoint = curve.Zero;
while (t > 0)
{
var point = new EllipticCurvePoint(
startPoint.X.Get(tokenizer.NextWord().ToBigInteger()),
startPoint.X.Get(tokenizer.NextWord().ToBigInteger()));
if (!curve.Contains(point))
{
writer.WriteLine($"Кривая не содержит точку {point.X}, {point.Y}");
}
else
{
startPoint = curve.Add(startPoint, point);
}
--t;
}
writer.WriteLine($"Результат сложения точек = ({startPoint.X}, {startPoint.Y})");
var s = tokenizer.NextInt();
while (s > 0)
{
var n = tokenizer.NextInt();
var zero = curve.Zero;
var point = new EllipticCurvePoint(
zero.X.Get(tokenizer.NextWord().ToBigInteger()),
zero.X.Get(tokenizer.NextWord().ToBigInteger()));
if (!curve.Contains(point))
{
writer.WriteLine($"Кривая не содержит точку {point.X}, {point.Y}");
}
else
{
var start = point;
while (n > 1)
{
start = curve.Add(start, point);
--n;
}
writer.WriteLine($"Результат = ({start.X}, {start.Y})");
}
--s;
}
}
}
finally
{
fileWriter?.Close();
}
}
finally
{
fileReader?.Close();
}
}
