auto save

11.py

+zh="123"
+mm="123456"
+i=3
+while True:
+    if i>0:
+        zh1=input("请输入账号：")
+        mm1=input("请输入密码：")
+        i-=1
+        if zh!=zh1:
+            print("账号输入错误")
+        if mm1!=mm:
+            print("密码输入错误")
+            print("今日你还有",i,"输入机会")
+
+        if zh==zh1 and mm==mm1:
+            print("欢迎登陆")
+            break
+    else:
+        print("输入次数已到上限") 
+        exit()  
+print("欢迎你"+zh)
\ No newline at end of file