View Compilation Error

0_0_18496977_28537.pas(9,2) Error: Identifier not found "n"
0_0_18496977_28537.pas(15,4) Fatal: There were 1 errors compiling module, stopping
Fatal: Compilation aborted
Error: Pascel\bin\i386-win32\ppc386.exe returned an error exitcode (normal if you did not specify a source file to be compiled)