program  AND_OR_NOT_DEMO (output);
	var      a, b, c : integer;
	begin
	         a := 5;  b := 3;  c := 99;
	         if (a = 5) or (b > 2)  then writeln('A');
	         if (a < 5) and (b > 2) then writeln('B');
	         if (a = 5) and (b = 2) then writeln('C');
	         if (c <> 6) or (b > 10) then writeln('D') else writeln('E');
	         if (b = 3) and (c = 99) then writeln('F');
	         if (a = 1) or (b = 2)   then writeln('G');
	         if not( (a < 5) and (b > 2)) then writeln('H')
	end.


	Class Exercise .. Output of program AND_OR_NOT_DEMO is,
	A
	D
	F
	H