模拟掷骰子1.0
'''
模拟掷骰子1.0
'''
import random
def roll_dice():
"""
模拟掷骰子
"""
roll = random.randint(1, 6)
return roll
def main():
"""
主函数
"""
total_times = 10000
# 初始化列表 [0, 0, 0, 0, 0, 0]
result_list = [0] * 6
for i in range(total_times):
roll = roll_dice()
for j in range(1, 7):
if roll == j:
result_list[j - 1] += 1
for i, result in enumerate(result_list):
print('点数{}的次数:{},频率:{}'.format(i + 1, result, result / total_times))
if __name__ == '__main__':
main()
测试结果:
点数1的次数:1696,频率:0.1696
点数2的次数:1627,频率:0.1627
点数3的次数:1714,频率:0.1714
点数4的次数:1681,频率:0.1681
点数5的次数:1614,频率:0.1614
点数6的次数:1668,频率:0.1668
模拟掷骰子2.0
'''
模拟掷骰子2.0
'''
import random
def roll_dice():
"""
模拟掷骰子
"""
roll = random.randint(1, 6)
return roll
def main():
"""
主函数
"""
total_times = 10000
# 初始化列表 [0, 0, 0, 0, 0, 0]
result_list = [0] * 11
# 初始化点数列表
roll_list = list(range(2, 13))
roll_dict = dict(zip(roll_list, result_list))
for i in range(total_times):
roll1 = roll_dice()
roll2 = roll_dice()
for j in range(2, 13):
if (roll1 + roll2) == j:
roll_dict[j] += 1
for i, result in roll_dict.items():
print('点数{}的次数:{},频率:{}'.format(i, result, result / total_times))
if __name__ == '__main__':
main()
测试结果:
点数2的次数:276,频率:0.0276
点数3的次数:560,频率:0.056
点数4的次数:820,频率:0.082
点数5的次数:1112,频率:0.1112
点数6的次数:1454,频率:0.1454
点数7的次数:1614,频率:0.1614
点数8的次数:1407,频率:0.1407
点数9的次数:1074,频率:0.1074
点数10的次数:867,频率:0.0867
点数11的次数:527,频率:0.0527
点数12的次数:289,频率:0.0289
模拟掷骰子3.0
'''
模拟掷骰子3.0
'''
import random
import matplotlib.pyplot as plt
def roll_dice():
"""
模拟掷骰子
"""
roll = random.randint(1, 6)
return roll
def main():
"""
主函数
"""
total_times = 100
# 初始化列表 [0, 0, 0, 0, 0, 0]
result_list = [0] * 11
# 初始化点数列表
roll_list = list(range(2, 13))
roll_dict = dict(zip(roll_list, result_list))
# 记录骰子的结果
roll1_list = []
roll2_list = []
for i in range(total_times):
roll1 = roll_dice()
roll2 = roll_dice()
roll1_list.append(roll1)
roll2_list.append(roll2)
for j in range(2, 13):
if (roll1 + roll2) == j:
roll_dict[j] += 1
for i, result in roll_dict.items():
print('点数{}的次数:{},频率:{}'.format(i, result, result / total_times))
# 数据可视化
x = range(1, total_times + 1)
plt.scatter(x, roll1_list, c='red', alpha=0.5)
plt.scatter(x, roll2_list, c='green', alpha=0.5)
plt.show()
if __name__ == '__main__':
main()
测试结果:
点数2的次数:3,频率:0.03
点数3的次数:5,频率:0.05
点数4的次数:8,频率:0.08
点数5的次数:8,频率:0.08
点数6的次数:20,频率:0.2
点数7的次数:10,频率:0.1
点数8的次数:12,频率:0.12
点数9的次数:13,频率:0.13
点数10的次数:10,频率:0.1
点数11的次数:9,频率:0.09
点数12的次数:2,频率:0.02
模拟掷骰子4.0
'''
模拟掷骰子4.0
'''
import random
import matplotlib.pyplot as plt
# 解决中文显示问题
plt.rcParams['font.sans-serif'] = ['SimHei']
plt.rcParams['axes.unicode_minus'] = False
def roll_dice():
"""
模拟掷骰子
"""
roll = random.randint(1, 6)
return roll
def main():
"""
主函数
"""
total_times = 10000
# 记录骰子的结果
roll_list = []
for i in range(total_times):
roll1 = roll_dice()
roll2 = roll_dice()
roll_list.append(roll1 + roll2)
# 数据可视化
plt.hist(roll_list, bins=range(2, 14), normed=1, edgecolor='black', linewidth=1)
plt.title('骰子点数统计')
plt.xlabel('点数')
plt.ylabel('频率')
plt.show()
if __name__ == '__main__':
main()
测试结果:
模拟掷骰子5.0
'''
模拟掷骰子5.0
'''
import matplotlib.pyplot as plt
import numpy as np
# 解决中文显示问题
plt.rcParams['font.sans-serif'] = ['SimHei']
plt.rcParams['axes.unicode_minus'] = False
def main():
"""
主函数
"""
total_times = 10000
# 记录骰子的结果
roll1_arr = np.random.randint(1, 7, size=total_times)
roll2_arr = np.random.randint(1, 7, size=total_times)
result_arr = roll1_arr + roll2_arr
hist, bins = np.histogram(result_arr, bins=range(2, 14))
print(hist)
print(bins)
# 数据可视化
plt.hist(result_arr, bins=range(2, 14), normed=1, edgecolor='black', linewidth=1, rwidth=0.8)
# 设置x轴坐标点显示
tick_labels = ['2点', '3点', '4点', '5点',
'6点', '7点', '8点', '9点', '10点', '11点', '12点']
tick_pos = np.arange(2, 13) + 0.5
plt.xticks(tick_pos, tick_labels)
plt.title('骰子点数统计')
plt.xlabel('点数')
plt.ylabel('频率')
plt.show()
if __name__ == '__main__':
main()
测试结果:
[ 269 559 798 1114 1363 1693 1413 1114 872 524 281]
[ 2 3 4 5 6 7 8 9 10 11 12 13]
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