save project

diy2.py

+i=3
+username = "python"
+userpassword = "123456"
+while True:、
+if i =0
+    name = input("请输入用户名:")
+    password = input("请输入密码:")
+    i+=1
+    if name == username and password == userpassword:
+        print("登录成功!")
+        break
+    if name !=userpassword
+        print("用户名不存在,请重新输入")
+    if password !=userpassword
+        print("密码错误,请重新输入") 
+    else:
+        print("您的帐号已被锁定,请一个小时后再来")
+        print(温馨提示:"您还有"+str(i)+"登录成功机会")
+        exit()        
+iprint("欢迎来到贝尔编程!")
\ No newline at end of file