#!/usr/bin/python3
user='whoooo'
password="1234567"
name=input("请输入用户名：")
namepasswd=input("请输入密码：")
count1=1
count2=1
while name!=user :
print("careful ,you can only input 3 times,you have already iput ",count1,"times")
if count1<3:
name=input("请输入用户名：")
count1=count1+1
else:
print("you have already input 3 times,you have been permissed")
break
else:
while namepasswd!=password :
print("careful ,you can only input 3 times,you have already iput ",count2,"times")
if count2<3:
namepasswd=input("请输入密码：")
count2=count2+1
else:
print("you have already input 3 times,you have been permissed")
break
else:
print("welcome to mange your system")
