treasure_list = input().split("|")
sum_len = 0
stolen_items = []
actions = input().split(" ")
while actions[0] != "Yohoho!":

    if actions[0] == "Loot":
        actions.remove(actions[0])
        for action in actions:
            if action in treasure_list:
                pass
            else:
                treasure_list.insert(0, action)

    elif actions[0] == "Drop":
        index = len(treasure_list) - 1
        if int(actions[1]) > index:
            pass
        else:
            treasure = treasure_list[int(actions[1])]
            treasure_list.pop(int(actions[1]))
            treasure_list.append(treasure)

    elif actions[0] == "Steal":
        for i in range(int(actions[1])):
            if len(treasure_list) == 0:
                break
            stolen_item = treasure_list[len(treasure_list) - 1]
            stolen_items.append(stolen_item)
            treasure_list.pop()

    actions = input().split(" ")

stolen_items.reverse()
print(", ".join(stolen_items))

treasure_sum = 0
counter = 0
pirate_profit = 0
if len(treasure_list) == 0:
    print("Failed treasure hunt.")
else:
    for i in treasure_list:
        treasure_sum += len(i)
        counter += 1
    pirate_profit = treasure_sum / counter
    print(f"Average treasure gain: {pirate_profit:.2f} pirate credits.")