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classic solution in Clear category for The Defenders by kdim
class Warrior:
def __init__(self):
self.health = 50
self.attack = 5
self.defence = 0
@property
def is_alive(self):
return self.health > 0
class Knight(Warrior):
def __init__(self):
Warrior.__init__(self)
self.attack = 7
class Defender(Warrior):
def __init__(self):
Warrior.__init__(self)
self.health = 60
self.attack = 3
self.defence = 2
class Army:
def __init__(self):
self.member = []
def add_units(self, member, number):
for _ in range(number):
self.member.append(member())
def del_unit(self):
self.member.pop(0)
class Battle():
def __init__(self):
pass
def fight(self, army1, army2):
while army1.member and army2.member:
if fight(army1.member[0], army2.member[0]):
army2.del_unit()
else:
army1.del_unit()
return bool(army1.member)
def fight(unit_1, unit_2):
while ...:
if unit_2.defence < unit_1.attack:
damage = unit_1.attack - unit_2.defence
unit_2.health -= damage
if not unit_2.is_alive:
return True
if unit_1.defence < unit_2.attack:
damage = unit_2.attack - unit_1.defence
unit_1.health -= damage
if not unit_1.is_alive:
return False
if __name__ == '__main__':
chuck = Warrior()
bruce = Warrior()
carl = Knight()
dave = Warrior()
mark = Warrior()
bob = Defender()
mike = Knight()
rog = Warrior()
lancelot = Defender()
assert fight(chuck, bruce) == True
assert fight(dave, carl) == False
assert chuck.is_alive == True
assert bruce.is_alive == False
assert carl.is_alive == True
assert dave.is_alive == False
assert fight(carl, mark) == False
assert carl.is_alive == False
assert fight(bob, mike) == False
assert fight(lancelot, rog) == True
my_army = Army()
my_army.add_units(Defender, 1)
enemy_army = Army()
enemy_army.add_units(Warrior, 2)
army_3 = Army()
army_3.add_units(Warrior, 1)
army_3.add_units(Defender, 1)
army_4 = Army()
army_4.add_units(Warrior, 2)
battle = Battle()
assert battle.fight(my_army, enemy_army) == False
assert battle.fight(army_3, army_4) == True
print("Coding complete? Let's try tests!")
March 7, 2021
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