diff --git a/other/download.md b/other/download.md
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--- a/other/download.md
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@@ -1,26 +1,26 @@
 # 网络
 
-<a href="https://pan.baidu.com/s/1EXaJbNckzuQMOCyamzjL_Q"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s3296854.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/1M0AHXqG9sP9Bxne6u0JK8A"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s27283822.jpg" width="150"/> </a>
+<a href="https://pan.baidu.com/s/1EXaJbNckzuQMOCyamzjL_Q"> <img src="s3296854.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/1M0AHXqG9sP9Bxne6u0JK8A"> <img src="s27283822.jpg" width="150"/> </a>
 
 # 操作系统
 
-<a href="https://pan.baidu.com/s/1C-MgvslLKd1buwmebti6Qg"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s1650904.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/1OoyVI90fK1Q9eixzH9jnpQ"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s4510534.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/12mTkrpLsb7tz11cGn_KZ4w"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s3895413.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/1Qm2G4rghPorQeH5J9fDHTg"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s4399937.jpg" width="150"/> </a> 
+<a href="https://pan.baidu.com/s/1C-MgvslLKd1buwmebti6Qg"> <img src="s1650904.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/1OoyVI90fK1Q9eixzH9jnpQ"> <img src="s4510534.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/12mTkrpLsb7tz11cGn_KZ4w"> <img src="s3895413.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/1Qm2G4rghPorQeH5J9fDHTg"> <img src="s4399937.jpg" width="150"/> </a> 
 
 # 算法
 
-<a href="https://pan.baidu.com/s/1Va1R66d13ynmita8nfkRPg"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s8938479.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/1HmGwXvTcHDrQnUAL1wWE3g"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s7038106.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/1SZGUbvKpKOomM-iYxe_GGw"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s2992671.jpg" width="150"/> </a>
+<a href="https://pan.baidu.com/s/1Va1R66d13ynmita8nfkRPg"> <img src="s8938479.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/1HmGwXvTcHDrQnUAL1wWE3g"> <img src="s7038106.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/1SZGUbvKpKOomM-iYxe_GGw"> <img src="s2992671.jpg" width="150"/> </a>
 
 # 设计模式
 
-<a href="https://pan.baidu.com/s/1JOO4M3c6EGB5xHz_-aGtDQ"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s2686916.jpg" width="150"/> </a>
+<a href="https://pan.baidu.com/s/1JOO4M3c6EGB5xHz_-aGtDQ"> <img src="s2686916.jpg" width="150"/> </a>
 
 # 数据库
 
-<a href="https://pan.baidu.com/s/1xhYsZUi2fugLf9jxSWA0pQ"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s2359163.jpg" width="150"/> </a>
+<a href="https://pan.baidu.com/s/1xhYsZUi2fugLf9jxSWA0pQ"> <img src="s2359163.jpg" width="150"/> </a>
 
 # Java
 
-<a href="https://pan.baidu.com/s/1iNBkY9ANUcmeSp4VjBGhRQ"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s27243455.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/1zdATX8Qs-RMk6DN7iqECYw"> <img src="https://github.com/CyC2018/Interview-Notebook/blob/master/pics/s27458236.jpg" width="150"/> </a>
+<a href="https://pan.baidu.com/s/1iNBkY9ANUcmeSp4VjBGhRQ"> <img src="s27243455.jpg" width="150"/> </a> <a href="https://pan.baidu.com/s/1zdATX8Qs-RMk6DN7iqECYw"> <img src="s27458236.jpg" width="150"/> </a>
 
 # 打包下载