auto save

diy2.py

+username = "beamng"
+userpassword = "888666"
+i = 3
+while True:
+    if i>0:
+        name = input("请输入密码1:")
+        password = input("请输入密码2:")
+        i-=1
+        if name == username and password == userpassword:
+            print("登录成功!")
+            break
+        if name != username:
+            print("密码1错误")
+            continue
+        if password != userpassword:
+            print("密码2错误")
+    else:
+        print("已锁定")
+        exit()
+print("欢迎来到贝尔编程!")
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