Monte Carlo on Maplestory2 Casino Game

simulation.py

import random
import math
import matplotlib.pyplot as plt

def getResults(num_groups=4, num_players=9):
    players = ['Player {i}'.format(i=i) for i in range(1, num_players)]
    players += ['You', 'Casino']
    random.shuffle(players)
    group_size = math.ceil(len(players) / num_groups)

    random_groups = []
    casino_group = None
    player_group = None
    winning_groups = []
    for i in range(0, num_groups):
        group = players[group_size * i: (group_size * i) + group_size]
        if 'Casino' in group:
            casino_group = i
        if 'You' in group:
            player_group = i
        if casino_group != None and i > casino_group:
            winning_groups.append(i)
        random_groups.append(group)

    results = {
        'casino_group': casino_group,
        'player_group': player_group,
        'player_win': player_group > casino_group,
        'random_groups': random_groups,
        'winning_groups': winning_groups
    }
    return results

def runTrial(num_trials=150, bankroll=10000):
    roll_history = []
    for i in range(0, num_trials):
        bet = round(0.2 * bankroll)
        results = getResults(num_groups=4, num_players=8)
        bankroll -= bet
        if results['player_win']:
            bankroll += bet * 2

        roll_history.append(bankroll)
    return roll_history

num_universe_simulations = 40
player_histories = {}
for i in range(0, num_universe_simulations):
    plt.plot(runTrial())
plt.show()