var a,b: array [1..100] of integer;

i: integer;

begin

	for i:= 1 to 21 do

	begin

		a[i]:= i-11;
	end;

	for i:= 1 to 21 do

	begin
		b[i]:= 3*(sqr(a[i]));

	end;

	for i:= 1 to 21 do

	begin
		writeln('(',a[i],';',b[i],')');

	end;
end.