oracle print ninety-nine multiplication table

--Use while to print the nine-nine multiplication table
DECLARE
 i NUMBER(2);
 j NUMBER(2);
BEGIN
 i:=1;
 while i<=9 loop
   j:=1;
	 while j<=i loop
		dbms_output.put(j || ' * ' || i || ' = ' || i*j || '   ');
   j:=j+1;
   end loop;
   i:=i+1;
  dbms_output.put_line('');
 end loop;
end;

--Use loop to print the ninety-nine multiplication table
DECLARE
 i number(2);
 j number(2);
BEGIN
 i:=1;
 loop
   j:=1;
   loop
    dbms_output.put(j || ' * ' || i || ' = ' || i*j || '   ');
    j:=j+1;
   exit when j>i;
   end loop;
    i:=i+1;
    dbms_output.put_line('');
    exit  when i>9;
 end loop;
end;