course_planning

initial_schedule = input().split(", ")
command = input().split(":")

while command[0] != "course start":
    title = command[1]
    if command[0] == "Add":
        if title not in initial_schedule:
            initial_schedule.append(title)
    elif command[0] == "Insert":
        index = int(command[2])
        if 0 <= index < len(initial_schedule):
            if title not in initial_schedule:
                initial_schedule.insert(index, title)
    elif command[0] == "Remove":
        if title in initial_schedule:
            initial_schedule.remove(title)
            title_exercise = f'{title}-Exercise'
            if title_exercise in initial_schedule:
                initial_schedule.remove(title)
    elif command[0] == "Exercise":
        if title not in initial_schedule:
            initial_schedule.append(title)
            title_exercise = f'{title}-Exercise'
            title_index = initial_schedule.index(title)
            if title_index + 1 < len(initial_schedule):
                initial_schedule.insert(title_index + 1, title_exercise)
            else:
                initial_schedule.append(title_exercise)
        else:
            title_index = initial_schedule.index(title)
            title_exercise = f'{title}-Exercise'
            if title_exercise not in initial_schedule:
                if title_index + 1 < len(initial_schedule):
                    initial_schedule.insert(title_index + 1, title_exercise)
                else:
                    initial_schedule.append(title_exercise)
    elif command[0] == "Swap":
        title2 = command[2]
        if title in initial_schedule and title2 in initial_schedule:
            i = initial_schedule.index(title)
            j = initial_schedule.index(title2)
            initial_schedule[i], initial_schedule[j] = \
                initial_schedule[j], initial_schedule[i]

            title_exercise = f'{title}-Exercise'
            title2_exercise = f'{title2}-Exercise'
            if title_exercise in initial_schedule:
                initial_schedule.remove(title_exercise)
                if j + 1 == len(initial_schedule):
                    initial_schedule.append(title_exercise)
                else:
                    initial_schedule.insert(j + 1, title_exercise)

            if title2_exercise in initial_schedule:
                initial_schedule.remove(title2_exercise)
                if i + 1 == len(initial_schedule):
                    initial_schedule.append(title2_exercise)
                else:
                    initial_schedule.insert(i + 1, title2_exercise)

    command = input().split(":")

for lesson in range(len(initial_schedule)):
    print(f"{lesson + 1}.{initial_schedule[lesson]}")