factorial_functional

PHOTO EMBED

Sun May 26 2024 17:41:32 GMT+0000 (Coordinated Universal Time)

Saved by @exam123 

create or replace FUNCTION  factorial(num in integer) return integer
Is 
i integer;
res integer:=1;
BEGIN
  for i in 1 .. num
   loop
    res:=res*i;
   end loop;
  return res;
end;
/
declare 
 a integer:=&a;
begin
  dbms_output.put_line('factorial :'||factorial(a));
end;
/
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