save project

diy2.py

+username = "python"
+userpassword = "123456"
+while True:
+    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
+    elif name != username:
+        print("请重新输入用户名")
+    else :
+        print("请重新输入密码")
+print("欢迎来到宏宏子的乐园")
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