Create a PL/SQL block to input Item_No and call the above created function to 1-
display Net_Amount value. Use the appropriate exception if the item_no does
not exist.
2-Create a procedure to display the reverse of a given positive integer. The
procedure should also calculate and display sum of the digits in the given
positive integer.
ارجواااااااااااا المساعدة في الحل بلييييييييييييييييييييييييييييييييييز........................

