save project

diy2.py

+username = "python"
+userpassword = "123456"
+i=3
+while True:
+    if i==0:
+        break
+    name = input("请输入用户名:")
+    password = input("请输入密码:")
+    i-=1
+    if name!=username:
+        print("账号不对，重搞")
+        print("还有"+i+"次")
+        continue
+    if password !=userpassword:
+        print("密码不对，重搞")
+    if name == username and password == userpassword:
+        print("登录成功!")
+        print("欢迎来到贝尔编程!")
+        break
\ No newline at end of file