budget = float(input())
name = input()
while not name == 'ACTION':
    if len(name) > 15:
        budget *= .80
    else:
        remuneration = float(input())
        budget -= remuneration
    if budget < 0:
        print(f"We need {abs(budget):.2f} leva for our actors.")
        break
    name = input()
if name == 'ACTION':
    print(f"We are left with {budget:.2f} leva.")