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void Main()
{
Parallel.For(0, 9999999, (pin, loop) =>
{
using(var sha1 = new SHA1Cng())
using(var sha256 = new SHA256Cng())
using(var md5 = new MD5Cng())
{
byte[] data = Encoding.ASCII.GetBytes(pin.ToString("D7"));
if (GetHexResult(data, sha1).Substring(0, 2) == "F1"
&& GetHexResult(data, sha256).Substring(30, 2) == "91"
&& GetHexResult(data, md5).Substring(30, 2) == "5A")
{
pin.ToString("D7").Dump();
loop.Stop();
}
}
});
}
// Define other methods and classes here
public static string GetHexResult(byte[] data, HashAlgorithm algorithm)
{
return algorithm.ComputeHash(data).ToHexString();
}
public static class MyExtensions
{
// Write custom extension methods here. They will be available to all queries.
// Source: http://stackoverflow.com/a/14333437
public static string ToHexString(this byte[] bytes)
{
if (bytes == null)
{
throw new ArgumentNullException("bytes", "The byte array was null.");
}
int b;
char[] chars = new char[bytes.Length * 2];
for (int i = 0; i < bytes.Length; i++)
{
b = bytes[i] >> 4;
chars[i * 2] = (char)(55 + b + (((b - 10) >> 31) & -7));
b = bytes[i] & 0xF;
chars[i * 2 + 1] = (char)(55 + b + (((b - 10) >> 31) & -7));
}
return new string(chars);
}
}
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