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program Ausgeben(output);
 
var Buchstabe:char;
i:integer;
begin
ist:=true;
for Buchstabe:=a to z do
 
 
writeln (Buchstabe[2i]);
end.

prog.pas: In main program:
prog.pas:6: error: undeclared identifier `ist' (first use in this routine)
prog.pas:6: error:  (Each undeclared identifier is reported only once
prog.pas:6: error:  for each routine it appears in.)
prog.pas:7: error: undeclared identifier `a' (first use in this routine)
prog.pas:7: error: undeclared identifier `z' (first use in this routine)
prog.pas:10: warning: missing white space after decimal integer constant
prog.pas:10: error: syntax error before `]'
prog.pas:10: error: missing index expression

Standard output is empty