save project

diy2.py

+i=3
+username = "python"
+userpassword = "123456"
+while True:
+    if i>0:   
+        name = input("请输入用户名:")
+        pa= input("请输入密码:")
+        i-=1
+        if name == username and pa == userpassword:
+            print("登陆成功")
+            break
+            continue
+        
+            if name !=username:
+                print("账号错误")
+                print("还有",str(i),"次机会")
+            if pa !=userpassword:
+                print("密码错误")
+                print("还有",str(i),"次机会")
+    else:
+        exit()
+        print("你死了")
+        
+print("欢迎来到贝尔编程!")
\ No newline at end of file