1 from random import random
 2 #第一階段
 3 def printIntro():
 4     print("模擬兩個選手A和B的羽毛球比賽")
 5     print("程式執行需要A和B的能力值（以0到1之間的小數表示）")
 6 def getInputs():
 7     a = eval(input("請輸入選手A的能力值(0-1): "))
 8     b = eval(input("請輸入選手B的能力值(0-1): "))
 9     n = eval(input("模擬比賽的場次: "))
10     return a, b, n
11 def
 
 simNGames(n, probA, probB):
12     winsA, winsB = 0, 0
13     for i in range(n):    #將模擬n場比賽分解為n次模擬一場比賽
14         scoreA, scoreB = simOneGame(probA, probB)
15         if scoreA > scoreB:
16             winsA += 1
17         else:
18             winsB += 1
19     return winsA, winsB
20 def printSummary(winsA, winsB):
 
21     n = winsA + winsB
22     print("羽毛球比賽分析開始，共模擬{}場比賽".format(n))
23     print("選手A獲勝{}場比賽，佔比{:0.1%}".format(winsA, winsA/n))
24     0.8
25     print("選手B獲勝{}場比賽，佔比{:0.1%}".format(winsB, winsB/n))
26 def main():
27     printIntro()
28     probA, probB, n = getInputs()
29     winsA, winsB = simNGames(n, probA, probB)
 
30     printSummary(winsA, winsB)
31 #第二階段
32 def simOneGame(probA, probB):
33     scoreA, scoreB = 0, 0
34     serving = "A"
35     while not gameOver(scoreA, scoreB):
36         if serving == "A":
37             if random() < probA:
38                 scoreA += 1
39             else:
40                 serving="B"
41         else:
42             if random() < probB:
43                 scoreB += 1
44             else:
45                 serving="A"
46     return scoreA, scoreB
47 #第三階段
48 def gameOver(a,b):
49     if (a>=20 and b>=20):
50         if(abs(a-b)==2 and a<=29 and b<=29):
51             return True
52 
53         else:
54             return a==30 or b==30
55     else:
56         return False
57 
58 main()
59 
60 print("學號為17")