save project

diy2.py

+i=5
+username = "python"
+userpassword = "123456"
+while True:
+    if i>0:
+        name = input("请输入用户名:")
+        password = input("请输入密码:")
+        if name == username and password == userpassword:
+            print("登录成功!")
+            break
+        print("登录失败，请重新输入账户密码")
+        if password==userpassword and name!=username:
+            print("账户错误，请重新输入！")
+            continue
+        if name==username and password!=userpassword:
+            print("密码错误，请重新输入！")
+            i-=1
+    else:
+        print("你の账号也被我冻结")
+        exit()
+print("欢迎来到贝尔编程!")
\ No newline at end of file