Pl/SQL Program for checking divisibility by 5

  declare
  num int:=&number;
  begin
  if(num mod 5=0) then
  dbms_output.put_line('no. is divisible by 5');
  else
    dbms_output.put_line('no. is not divisible by 5');
    end if;
    end;
   
    ----------Alternative-----------------
   
    declare
    num int:=&number;
    result int;
    begin
    SELECT decode(num MOD 5, 0, 'divisible', 'nod devisible') INTO RESULT
    FROM dual;

 dbms_output.put_line(RESULT);
      end;