milliondicestats.py

import random

print('Million Dice Roll Statistics Simulator')
print('Enter how many six-sided dice you want to roll:')
numberOfDice = int(input('> '))

# Set up a dictionary to store the results of each dice roll:
results = {}
for i in range(numberOfDice, (numberOfDice * 6) + 1):
    results[i] = 0

# Simulate dice rolls:
print('Simulating 1,000,000 rolls of', numberOfDice, 'dice...')
for i in range(1000000):
    if i % 100000 == 0:
        print(round(i / 10000, 1), '% done...')

    total = 0
    for j in range(numberOfDice):
        total = total + random.randint(1, 6)
    results[total] = results[total] + 1

# Display results:
print('TOTAL - ROLLS - PERCENTAGE')
for i in range(numberOfDice, (numberOfDice * 6) + 1):
    roll = results[i]
    percentage = round(results[i] / 10000, 1)
    print(i, ' - ', roll, 'rolls -', percentage, '%')