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python小题入门练习(不断更新...)

作者:互联网

1.循环输出0~10

for i in range(11):
    print(i)

2.循环输出2,10

for i in range(2,11):
    print(i)

3.输出2,5,8,11

for i in range(2,12,3):
    print(i)

4.输出50个*

print('*'*50)

5.求1~50的累加和

sum=0
for i in range(1,51):
    sum+=i
print(sum)

6.用户尽可以登录三次

for i in range(3):
    username = input('用户名:')
    password = input('密码:')
    # 判断输入是否正确
    if username == 'admin' and password == '123456':
        print('用户登录成功')
        break
    print('用户名或密码有误!\n')
else:
    print('用户被锁定')

标签:11,...,输出,python,sum,50,range,小题,print
来源: https://blog.csdn.net/weixin_53173524/article/details/122372475