def keepTabs(actions):
ret_dict = {} # initialize return dictionary
for action in actions: # iterate through actions
   if action.endswith('++'): # if action ends with '++'
         name = action.rstrip('+') # take the name (rstrip strips '+'s on the right end)
         # if name is not in a dictionary, add it and initialize karma pts to 1, else only increment pts
         if name not in ret_dict:
            ret_dict[name] = 1
         else:
            ret_dict[name] += 1
   elif action.endswith('--'): # else if action ends with '++'
         name = action.rstrip('-') # take the name (rstrip strips '-'s on the right end)
         # if name is not in a dictionary, add it and initialize karma pts to -1, else only decrement pts
         if name not in ret_dict:
            ret_dict[name] = -1
         else:
            ret_dict[name] -= 1
   else: # else, there is only one option left
         names = action.split('->') # split the names around '->'
         if names[0] in ret_dict: # if the first name is in the dictionary
            if names[1] in ret_dict: # if the second name is also in the dictionary, just add the pts to it

Math Picker Use functional programming to implement your own versi...