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Borland Delphi Version 15.0
Copyright (c) 1983,2002 Borland Software Corporation

0_0_2170483_32088.pas(4) Error: Undeclared identifier: 'a'

0_0_2170483_32088.pas(5) Warning: Comparing signed and unsigned types - widened both operands

0_0_2170483_32088.pas(9) Error: Statement expected but end of file found