from random import random def main(): printInfo() probA,probB,m,n = getInput() winsA,winsB = simNGames(m,n,probA,probB) printSummary(winsA,winsB) def printInfo(): print("这个程序模拟两个选手A和B的羽毛球竞技比赛") print("程序需要两个选手的能力值0-1") print("规则:三局两胜--21分制")try: printInfo(x) except: print(‘printInfo error‘) def getInput(): 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):")) m=eval(input("比赛的局数:")) n = eval(input("模拟比赛的场次:")) return a,b,m,n try: getInput(x) except: print(‘getInput error‘) def printSummary(winsA,winsB): n = winsA + winsB print("竞技分析开始,共模拟{}场比赛".format(n)) 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)) try: printSummary(500) except: print(‘printSummary error‘) def simNGames(m,n,probA,probB): winsA,winsB = 0,0 wa,wb=0,0 for i in range(n): for i in range(m): scoreA,scoreB = simOneGame(probA,probB) if scoreA > scoreB: wa += 1 else: wb += 1 if wa==2: winsA+=1 wa,wb=0,0 break if wb==2: winsB+=1 wa,wb=0,0 break return winsA,winsB try: simNGames(1000, 0.1) except: print(‘simNgame error‘) 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 try: simOneGame( 0.1) except: print(‘simOneGame errror‘) 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 try: gameOver(10) except: print(‘gameOver2 error‘) main()
原文:https://www.cnblogs.com/qinan-nlx/p/13208172.html