save project

diy2.py

+username = "gry20071003@163.com"
+userpassword = "102030.0"
+while True:
+    name = input("请输入用户名:")
+    password = input("请输入密码:")
+    if name == username and password == userpassword:
+        break
+    if name != username:
+        print("用户名错误!请重新输入")
+        continue
+    if password != userpassword:
+        print("密码错误!请重新输入")    
+print("欢迎来到我的世界")
\ No newline at end of file