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 ## 算法设计与分析
 
-欢迎来到算法设计与分析课程页面。本课程为南京大学计算机科学与技术系平台课，由我(徐经纬)给大家进行讲解。课程以直播+录播形式呈现，方便大家复习观看。课件则会以PDF的形式分享给大家。
+欢迎来到算法设计与分析课程页面。课程以直播+录播形式呈现，方便大家复习观看。课件则会以PDF的形式分享给大家。
 
 ### 课程内容
 
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 #### 选择和搜索
 1. 线性时间选择&对手论证 [PDF](slides/L7.pdf) [视频](https://www.bilibili.com/video/BV1SD421V72s)
 2.  logn时间搜索 [PDF](slides/L8.pdf) [视频](https://www.bilibili.com/video/BV1Ep42117ib)
-3.   哈希表&平摊分析 [PDF](slides/L9.pdf) [视频](https://www.bilibili.com/video/BV1Vx4y1v7jg)
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+3.   哈希表&平摊分析 [PDF](slides/L9.pdf) [视频](https://www.bilibili.com/video/BV1Vx4y1v7jg)
+4. 并查集 [PDF](slides/L10.pdf) [视频](https://www.bilibili.com/video/BV1QH4y1T7Uj)
+5.  Tutorial 3 [视频](https://www.bilibili.com/video/BV1Rx421U7wA)
+#### 图遍历
+1. 图遍历 [PDF](slides/L11.pdf) [视频](https://www.bilibili.com/video/BV1n1421Z7yG)
+2. 有向无环图 [PDF](slides/L12.pdf) [视频](https://www.bilibili.com/video/BV1bC411J7uW)
+3. 无向图 [PDF](slides/L13.pdf) [视频](https://www.bilibili.com/video/BV18w4m1178F)
+4. Tutorial 4 [视频](https://www.bilibili.com/video/BV1Mx4y1q7yW)
+#### 图优化
+1. 最小生成树 [PDF](slides/L14.pdf) [视频](https://www.bilibili.com/video/BV1nH4y1G7oH)
+2. 最短路径 [PDF](slides/L15.pdf) [视频](https://www.bilibili.com/video/BV1yt421M7DU)
+3. Tutorial 5 [视频](https://www.bilibili.com/video/BV1Js421P7jw)
+#### 动态规划
+1. 动态规划1 [PDF](slides/L16.pdf) [视频](https://www.bilibili.com/video/BV16M4m1k7Wr)
+2. 动态规划2 [PDF](slides/L17.pdf) [视频](https://www.bilibili.com/video/BV1c1421q7hd)
+3. Tutorial 6 [视频](https://www.bilibili.com/video/BV1Hn4y1R7DG)
+#### 计算复杂性初探
+1. 计算复杂性1 [PDF](slides/L18.pdf) [视频](https://www.bilibili.com/video/BV1pr421w7eS)
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