auto save

diy1.py

 X="QAQ"
 X="QAQ"
+Z=3
 Y="555555"
 Y="555555"
-xxx=input("输入帐号:")
-yyy=input("输入密码:")
-if X==xxx and Y==yyy:
-    print("登录成功！")
+while True:
+    if Z>0:
+        xxx=input("输入帐号:")
+        Z=Z-1
\ No newline at end of file
+        if xxx!=X:
+            print("用户名错误 \n\n\n")
+            input("还有"+str(Z)+"次")
+            
+            continue
+        yyy=input("输入密码:")
+        if yyy!=Y:
+            print("密码输入错误 \n\n\n")   
+            input("还有"+str(Z)+"次")
+            continue
+        if X==xxx and Y==yyy:
+            print("登录成功！")
+            break
+    else:
+        input("次数用尽")
+        break
\ No newline at end of file