\\ Fibonacci數列: 1,1,2,3,5,8,13,21.....
var
	f1,f2,f3,flag,Number;
begin
	f1:=1;
	f2:=1;
	flag:=3;
	read(Number);\輸出數列的項數
	if Number=1 then write(f1);
	if Number>=2 then
	begin
		write(f1);write(f2);
		while flag<=Number do
		begin
			f3:=f1+f2;
			f1:=f2;
			f2:=f3;
			write(f3);
			flag:=flag+1;
		end;
	end;
end.