auto save

diy1.py

 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 
 
+i = 3
+
 while True:
 while True:
+    if i>0:
         name = input("输入账号：")
         name = input("输入账号：")
         password = input("输入密码：")
         password = input("输入密码：")
 
 
+        i -= 1
+
         if name == username and password == userpassword:
         if name == username and password == userpassword:
             print("登入成功！")
             print("登入成功！")
             break
             break
         if name != username:
         if name != username:
             print("账号错误！")
             print("账号错误！")
-    else:
+            print("还剩",i,"次！")
+            continue
         if not password == userpassword:
         if not password == userpassword:
             print("密码错误！")
             print("密码错误！")
+            print("还剩",i,"次！")
         print("登入失败！")
         print("登入失败！")
+    else:
+        print("次数用完！")
+        exit()
\ No newline at end of file