public void Multiplication(string resultFile, int maxDigits)
{
double previousRatio = 0;
Console.WriteLine("Testing multiplication...");
Console.WriteLine("# of Digits\t\tAvg Time (ns)\t\tDoubling Ratio");
for (int i = 1; i <= maxDigits; i += i)
{
for (int trial = 0; trial < numberOfTrials; trial++)
{
MyBigIntegers randomNum1 = new MyBigIntegers(NumberGenerator(i));
MyBigIntegers randomNum2 = new MyBigIntegers(NumberGenerator(i));
stopwatch.Restart();
randomNum1.Times(randomNum2.value);
stopwatch.Stop();
nanoSecs += stopwatch.Elapsed.TotalMilliseconds * 1000000;
}
double averageTrialTime = nanoSecs / numberOfTrials;
if (previousRatio > 0)
{
doubleRatio = averageTrialTime / previousRatio;
}
previousRatio = averageTrialTime;
Console.WriteLine("{0,-10}\t{1,16}\t\t{2,10:N2}", i, averageTrialTime, doubleRatio);
using (StreamWriter outputFile = new StreamWriter(Path.Combine(resultsFolderPath, resultFile), true))
{
outputFile.WriteLine("{0,-10} {1,16} {2,10:N2}", i, averageTrialTime, doubleRatio);
}
}
}
static void Main(string[] args)
{
MyBigIntegers bigInt1 = new MyBigIntegers("123123123123123123");
MyBigIntegers bigInt2 = new MyBigIntegers("321321321321321321");
bigInt1.PrintString();
bigInt2.PrintString();
Console.WriteLine(bigInt1.Plus(bigInt2.value));
Console.WriteLine(bigInt1.Times(bigInt2.value));
}