lab_encryption/dice_stats.py

72 lines
2.4 KiB
Python

from die import Die
from tqdm import tqdm
class FiveDice:
def __init__(self):
self.dice = [Die() for number in range(5)]
def roll(self):
for die in self.dice:
die.roll()
return self.faces()
def faces(self):
return [die.face for die in self.dice]
def all_ones(self):
for face in self.faces():
if face != 1:
return False
return True
def findn(self,nofakind):
""" dice.findn(n) determines whether there are at least n of a kind in the roll and returns true if so and returns false otherwise. """
nmuch = {} # create an empty dictionary to associate each face rolled with its frequency
for die in dice.faces(): # go through each dice rolled
if die in nmuch: # check if the dictionary already has the face included, and if so increase its frequency by 1
nmuch[die] += 1
if nmuch[die]==nofakind: # each time the dictionary is updated, check if the desired frequency has been achieved, and if so return true
return True
else:
nmuch[die] = 1 # add the face to the dictionary with frequency 1 if it has not already been included
return False # if the desired frequency was never achieved, return false
def is_three_of_a_kind(self):
""" I didn't read the assignment carefully... this should return the result of dice.findn(3) """
return dice.findn(3)
def is_four_of_a_kind(self):
""" same issue... returns the result of dice.findn(4) """
return dice.findn(4)
dice = FiveDice()
successes = 0
trials = 1000000
print("THIS IS THE ORIGINAL SIMULATION:")
for trial in tqdm(range(trials)):
dice.roll()
if dice.all_ones():
successes += 1
print(successes/trials)
print("\n")
print("THIS IS TO CHECK IF THERE ARE AT LEAST THREE OF A KIND:")
successes = 0
for trial in tqdm(range(trials)):
dice.roll()
# if dice.findn(3):
if dice.is_three_of_a_kind():
successes += 1
print(successes/trials)
print("\n")
print("THIS IS TO CHECK IF THERE ARE AT LEAST FOUR OF A KIND:")
successes = 0
for trial in tqdm(range(trials)):
dice.roll()
# if dice.findn(4):
if dice.is_four_of_a_kind():
successes += 1
print(successes/trials)