import time

import random

"""

Y: Expected value

X: Dice count

DMAX: max value of Dice

"""

MAX_LOOP = 1000000

MODE = 1 # 0 use simple aglorithms

def calculate(X, DMAX):

Y = (DMAX - X ) / 2 + X

return Y

if MODE == 0:

dice_count = int(eval(input("請輸入骰子數(shù)量： ")))

max_value = int(eval(input("請輸入骰子面數(shù)： "))) * dice_count

expected_value = calculate(dice_count, max_value)

print("數(shù)學(xué)期望是:??", expected_value)

time.sleep(5)

exit(0)

if MODE == 1:

aglo = input("print enter calculation?aglorithms, such '2d6'\t")

aglo_list = aglo.split('d')

dice_count = int(aglo_list[0])

dice_max = int(aglo_list[-1])

print("你輸入的骰子是{0}D{1}".format(dice_count, dice_max))

output = 0

for _ in range(MAX_LOOP):

once_roll = 0

for count in range(dice_count):

roll = random.randint(1,dice_max)

once_roll += roll

output += once_roll / MAX_LOOP

print("{0}次擲骰結(jié)果: {1}".format(MAX_LOOP, output))

time.sleep(5)

exit(0)