diff --git a/机器学习竞赛实战_优胜解决方案/Indoor Location & Navigation/Indoor解题思路.pptx b/机器学习竞赛实战_优胜解决方案/Indoor Location & Navigation/Indoor解题思路.pptx deleted file mode 100644 index d93ba35..0000000 Binary files a/机器学习竞赛实战_优胜解决方案/Indoor Location & Navigation/Indoor解题思路.pptx and /dev/null differ