save project

diy2.py

+username = "1009579435"
+userpassword = "wjy20090618"
+i=3
+while True:
+    if i<=3
+        name = input("请输入迷你号:")
+        password = input("请输入密码:")
+        if name == username and password == userpassword:
+            print("登录成功!")
+            break
+        if name != username:
+            print("该迷你号不存在")
+            i-=1
+            print("您还有"+str(i)+"次机会")
+            continue
+        if password != userpassword:
+            print("密码错误")
+            print("您还有"+str(i)+"次机会")
+            i-=1
+    else:
+        print("sb")
+print("欢迎来到迷你世界!")
\ No newline at end of file