from random import random
print("学号尾数37")
def printIntro():
print("这个程序模拟两个选手A和B的羽毛球竞技比赛")
print("程序运行需要A和B的能力值(以0到1之间的小数表示)")
def getInputs():
a = eval(input("请输入选手A的能力值(0-1): "))
b = eval(input("请输入选手B的能力值(0-1): "))
n = eval(input("模拟比赛的场次: "))
m = eval(input("模拟次数："))
return a, b, n, m
def simNGames(n, probA, probB):
winsA, winsB = 0, 0
scoreA_ls=[]
scoreB_ls=[]
for i in range(n):
scoreA, scoreB = simOneGame(probA, probB)
scoreA_ls.append(scoreA)
scoreB_ls.append(scoreB)
if scoreA > scoreB:
winsA += 1
else:
winsB += 1
return winsA, winsB,scoreA_ls,scoreB_ls
def gameOver(a,b):
if(a>=20 or b>=20):
if(abs(a-b)==2 and a<=29 and b<=29):
return True
else:
return a==30 or b==30
else:
return False
def simOneGame(probA, probB):
scoreA, scoreB = 0, 0
serving = "A"
while not gameOver(scoreA, scoreB):
if serving == "A":
if random() < probA:
scoreA += 1
else:
serving="B"
else:
if random() < probB:
scoreB += 1
else:
serving="A"
return scoreA, scoreB
def printSummary(winsA, winsB,m,scoreA_ls,scoreB_ls):
n = winsA + winsB
print("模型模拟次数{}".format(m))
print("竞技分析开始，共模拟{}场比赛".format(n))
print("A选手各场次得分比分:")
print(scoreA_ls)
print("B选手各场次得分比分:")
print(scoreB_ls)
print("选手A获胜{}场比赛，占比{:0.1%}".format(winsA, winsA/n))
print("选手B获胜{}场比赛，占比{:0.1%}".format(winsB, winsB/n))
def main():
printIntro()
probA, probB, n, m= getInputs()
for i in range(m):
winsA, winsB,scoreA_ls,scoreB_ls = simNGames(n, probA, probB)
printSummary(winsA, winsB,m,scoreA_ls,scoreB_ls)
main()