import random
class SelectBall(object):
def __init__(self):
self.run()
def run(self):
while True:
numStr = input("输入测试的次数:")
try:
num = int(numStr)
except ValueError as e:
print("要求输入一个整数")
continue
else:
break
ball = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
for i in range(num):
n = random.randint(1, 10)
ball[n - 1] += 1
for i in range(1, 11):
print("获取第%d号球的概率为%f" % (i, ball[i - 1] * 1.0 / num))
sb = SelectBall()
计算概率
最新推荐文章于 2024-04-16 16:15:08 发布