初始化文件，创建src和doc文件夹

.gitignore

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+
+# 系统和用户目录
+Application Data/
+Cookies/
+Local Settings/
+My Documents/
+NetHood/
+PrintHood/
+Recent/
+SendTo/
+Templates/
+「开始」菜单/
+AppData/
+Contacts/
+Desktop/
+Documents/
+Downloads/
+Favorites/
+Links/
+Music/
+NTUSER.*
+OneDrive/
+Pictures/
+Saved Games/
+Searches/
+Videos/
+WPS Cloud Files/
+wechat_files/
+
+# 临时文件和IDE配置
+.bash_history
+.eclipse/
+.gitconfig
+.idlerc/
+.matplotlib/
+.p2/
+.ssh/
+.vscode/
+eclipse-workspace/
+eclipse/
+ntuser.*
+