MuhammedAnasm4444

  # Take inputs from user as list
  # Then apply this  loop
  # for example user input is (1+2-3)
  # the list is  = ['1','+','2','-','3']
  # it check the opperands in list[2] and do the operation b/w list[1] and list[3] and pops all first three elements in
  # list add the new value in list[1] and operation goes on ......
  for i in range(len(value)):
                try: