/// <summary>
/// Scan the input and generate the result.
/// </summary>
/// <returns>
/// The result of the scan in format;
/// 457508000
/// 664371495 ERR
/// 86110??36 ILL
///
/// Where "ERR" indicates that the ocr code did not pass the checksum
/// algorithm and "ILL" that one or more digits where invalid.
/// </returns>
public string Scan()
{
using (var reader = new StringReader(input))
{
var result = new ScannerResultBuilder(reader);
while (!reader.EOF())
result.ReadOCR();
return result.GetResult();
}
}
