auto save

diy2.py

@@ -3,9 +3,9 @@ i=3
 username= "python"
 userpassword = "123456"
 #判断
+name = input("你账号是？")
 while True:
-    if i==3:
-        name = input("你账号是？")
+    if i> -1:
         if name == username:
             password = input("你密码是？") 
             if password == userpassword:
@@ -14,8 +14,10 @@ while True:
             if password != userpassword:
                 print("密码错误"+"你还有"+ str(i)+ "次机会")
                 i-= 1   
-        if name != username:
+        else :
             print("账户错误")
-            i-= 1  
-            continue 
+            continue
+    else :
+        print("你号没了")    
+        exit()
 print("欢迎")
\ No newline at end of file