课练习后题

1

#1,使用while循环12345678910
while True:
    print(1)
    print(2)
    print(3)
    print(4)
    print(5)
    print(6)
    print(7)
    print(8)
    print(9)
    print(10)

2

#输出1——100的所有奇数
num = 1
while True:
    print(num)
    num = num + 2
    if num > 100:break

3

#输出1——100的所有偶数
num =0
while True:
    print(num)
    num = num + 2
    if num > 100:break

4

#用户登录
i = 0
while i < 3:
    num = int(input("请输入账号："))
    ma = int(input("请输入密码："))
    if num == 123 and ma == 456:
            print("登录成功")
    else:
        print("登陆失败")
        i += 1

5

#循环输入123456 89
i = 0
while i < 9:
    i += 1
    if i == 7:
        continue
    else:
        print(i)