diff --git a/.DS_Store b/.DS_Store new file mode 100644 index 0000000..546b79a Binary files /dev/null and b/.DS_Store differ diff --git a/w2/.DS_Store b/w2/.DS_Store new file mode 100644 index 0000000..d4f9bc0 Binary files /dev/null and b/w2/.DS_Store differ diff --git a/w2/截图3.png b/w2/截图3.png new file mode 100644 index 0000000..a88b041 Binary files /dev/null and b/w2/截图3.png differ