using System;
public class Test
{
public static void Main()
{
uint data = uint.Parse("12345678");
byte[] bytes = new[] {
(byte)((data>>24) & 0xFF)
, (byte)((data>>16) & 0xFF)
, (byte)((data>>8) & 0xFF)
, (byte)((data>>0) & 0xFF)
};
Console.WriteLine("{0:x} {1:x} {2:x} {3:x}", bytes[0], bytes[1], bytes[2], bytes[3]);
}
}
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