new

count=0
username="user"
userpassword="12580"
while True:
    if count<3:
        name=input("please input user name:")
        password=input("please input user password:")
        if name==username and password==userpassword:
            print("success to ")
            break
        else:
            print("worse")
            count+=1
    else:
    print("try again")