摘要：1 peach = 1 2 print('第10天吃之前就剩1个桃子') 3 for i in range(9,0,-1): 4 p = (peach+1) * 2 5 print('第1天共摘了{}个桃子'.format(peach)) 阅读全文

摘要：1 a = eval(input('请输入一个数字:')) 2 n = eval(input('请输入次数n:')) 3 sum = [] 4 sum2 = 0 5 s1 = 0 6 i = 0 7 while i <= n-1: 8 s1 =s1+(a*(10**i)) 9 sum.append( 阅读全文

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