import math

class Monkey:
    def __init__(self, items, inspect, divider, _true, _false):
        self.inspected = 0
        self.items = []
        for x in items:
            self.items.append(int(x))
        self.divider = int(divider)
        self._true = int(_true)
        self._false = int(_false)
        if '+' in inspect:
            self.inspect_kind = 1
            tempa, tempb = inspect.split('+ ')
            self.inspect_amount = int(tempb)
        elif inspect.endswith('old'):
            self.inspect_kind = 3
        else:
            self.inspect_kind = 2
            tempa, tempb = inspect.split('* ')
            self.inspect_amount = int(tempb)

    def inspect(self):
        if self.items == []:
            return
        for x in range(len(self.items)):
            self.inspected += 1
            if self.inspect_kind == 1:
                self.items[x] += self.inspect_amount
            if self.inspect_kind == 2:
                self.items[x] = self.items[x] * self.inspect_amount
            if self.inspect_kind == 3:
                self.items[x] = self.items[x] * self.items[x]
            self.items[x] %= modulo
            if self.items[x] % self.divider == 0:
                monkeys[self._true].addItem(self.items[x])
            else:
                monkeys[self._false].addItem(self.items[x])
        self.items = []

    def addItem(self, item):
        self.items.append(item)

    def retInspect(self):
        return self.inspected



with open('input11.txt','r') as f:
    inp = f.read().splitlines(keepends=False)

monkeys = []
tempMain = []
monkeyBuisness = []
dividers = []
modulo = 1

for i in range(len(inp)):
    tempMain.append(inp[i])
    if inp[i] == '' or i == (len(inp) - 1):
        tempa, tempb = tempMain[1].split(': ')
        items = tempb.split(', ')
        tempa, divider = tempMain[3].split('by ')
        dividers.append(int(divider))
        tempa, inspect = tempMain[2].split('= ')
        tempa, _true = tempMain[4].split('monkey ')
        tempa, _false = tempMain[5].split('monkey ')
        newMonkey = Monkey(items, inspect, divider, _true, _false)
        monkeys.append(newMonkey)
        tempMain = []


for i in dividers:
    modulo = modulo * i
    
for _ in range(10000):
    for i in monkeys:
        i.inspect()

for i in monkeys:
    monkeyBuisness.append(i.retInspect())

monkeyBuisness.sort()

print(monkeyBuisness[-1]*monkeyBuisness[-2])