酸爽

摘要： 1 def fib_recur(n): 2 assert n >= 0 3 if n in (0, 1): 4 return n 5 return fib_recur(n - 1) + fib_recur(n - 2) 6 7 for i in range(20): 8 print(fib_recu 阅读全文

摘要： 1 user_list = [ 2 {'username':'barry','password':'123'}, 3 {'username':'alex','password':'12'} 4 ] 5 6 boad = ['张三','李四','王小二'] 7 8 while 1: 9 usernam 阅读全文