Var a:byte; begin write('Enter number days, or 0, to exit application->'); repeat readln(a); If a=1 Then writeln('Monday'); If a=2 Then writeln('Tuesday'); If a=3 Then writeln('Wednesday'); If a=4 Then writeln('Thursday'); If a=5 Then writeln('Friday'); If a=6 Then writeln('Saturday'); If a=7 Then writeln('Sunday'); until a=0; writeln('Goodbye'); end.