chance = 3
while chance > 0:name = input("请输入用户名:")pwd = input("请输入密码:")if name == "alex" and pwd == "123":print("登录成功")breakchance -= 1print("用户名或密码错误，你还有%d次机会" % chance)
else:print("登录失败，账号锁定")模拟登录验证三次机会 - GLORY-TO-THE
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chance = 3
while chance > 0:name = input("请输入用户名:")pwd = input("请输入密码:")if name == "alex" and pwd == "123":print("登录成功")breakchance -= 1print("用户名或密码错误，你还有%d次机会" % chance)
else:print("登录失败，账号锁定")
