class Annie:
    def __init__(self, health, mana, ability_power):
        self.health = health
        self.mana = mana
        self.ability_power = ability_power
    def tibbers(self):
        print('티버: 피해량', ability_power*0.65 + 400)

health, mana, ability_power = map(float, input().split())

x = Annie(health=health, mana=mana, ability_power=ability_power)
x.tibbers()