Moved Skiena graph lectures up. They're a great introduction.

README.md

@@ -637,7 +637,15 @@ Then test it out on a computer to make sure it's not buggy from syntax.
     - BFS and DFS - know their computational complexity, their tradeoffs, and how to implement them in real code
     - When asked a question, look for a graph-based solution first, then move on if none.
 
-- Graphs:
+-  [ ] Skiena Lectures - great intro:
+    - [x] CSE373 2012 - Lecture 11 - Graph Data Structures: https://www.youtube.com/watch?v=OiXxhDrFruw&list=PLOtl7M3yp-DV69F32zdK7YJcNXpTunF2b&index=11
+    - [ ] CSE373 2012 - Lecture 12 - Breadth-First Search: https://www.youtube.com/watch?v=g5vF8jscteo&list=PLOtl7M3yp-DV69F32zdK7YJcNXpTunF2b&index=12
+    - [ ] CSE373 2012 - Lecture 13 - Graph Algorithms: https://www.youtube.com/watch?v=S23W6eTcqdY&list=PLOtl7M3yp-DV69F32zdK7YJcNXpTunF2b&index=13
+    - [ ] CSE373 2012 - Lecture 14 - Graph Algorithms (con't): https://www.youtube.com/watch?v=WitPBKGV0HY&index=14&list=PLOtl7M3yp-DV69F32zdK7YJcNXpTunF2b
+    - [ ] CSE373 2012 - Lecture 15 - Graph Algorithms (con't 2): https://www.youtube.com/watch?v=ia1L30l7OIg&index=15&list=PLOtl7M3yp-DV69F32zdK7YJcNXpTunF2b
+    - [ ] CSE373 2012 - Lecture 16 - Graph Algorithms (con't 3): https://www.youtube.com/watch?v=jgDOQq6iWy8&index=16&list=PLOtl7M3yp-DV69F32zdK7YJcNXpTunF2b
+
+- [x] Graphs (review and more):
     - [x] Aduni: Graph Algorithms I - Topological Sorting, Minimum Spanning Trees, Prim's Algorithm -  Lecture 6: https://www.youtube.com/watch?v=i_AQT_XfvD8&index=6&list=PLFDnELG9dpVxQCxuD-9BSy2E7BWY3t5Sm
     - [x] Aduni: Graph Algorithms II - DFS, BFS, Kruskal's Algorithm, Union Find Data Structure - Lecture 7: https://www.youtube.com/watch?v=ufj5_bppBsA&list=PLFDnELG9dpVxQCxuD-9BSy2E7BWY3t5Sm&index=7
     - [x] Aduni: Graph Algorithms III: Shortest Path - Lecture 8: https://www.youtube.com/watch?v=DiedsPsMKXc&list=PLFDnELG9dpVxQCxuD-9BSy2E7BWY3t5Sm&index=8
@@ -646,14 +654,6 @@ Then test it out on a computer to make sure it's not buggy from syntax.
     - [x] CS 61B 2014: Weighted graphs: https://www.youtube.com/watch?v=aJjlQCFwylA&list=PL-XXv-cvA_iAlnI-BQr9hjqADPBtujFJd&index=19
     - [x] Greedy Algorithms: Minimum Spanning Tree: https://www.youtube.com/watch?v=tKwnms5iRBU&index=16&list=PLUl4u3cNGP6317WaSNfmCvGym2ucw3oGp
 
-- Skiena Lectures:
-    - [ ] CSE373 2012 - Lecture 11 - Graph Data Structures: https://www.youtube.com/watch?v=OiXxhDrFruw&list=PLOtl7M3yp-DV69F32zdK7YJcNXpTunF2b&index=11
-    - [ ] CSE373 2012 - Lecture 12 - Breadth-First Search: https://www.youtube.com/watch?v=g5vF8jscteo&list=PLOtl7M3yp-DV69F32zdK7YJcNXpTunF2b&index=12
-    - [ ] CSE373 2012 - Lecture 13 - Graph Algorithms: https://www.youtube.com/watch?v=S23W6eTcqdY&list=PLOtl7M3yp-DV69F32zdK7YJcNXpTunF2b&index=13
-    - [ ] CSE373 2012 - Lecture 14 - Graph Algorithms (con't): https://www.youtube.com/watch?v=WitPBKGV0HY&index=14&list=PLOtl7M3yp-DV69F32zdK7YJcNXpTunF2b
-    - [ ] CSE373 2012 - Lecture 15 - Graph Algorithms (con't 2): https://www.youtube.com/watch?v=ia1L30l7OIg&index=15&list=PLOtl7M3yp-DV69F32zdK7YJcNXpTunF2b
-    - [ ] CSE373 2012 - Lecture 16 - Graph Algorithms (con't 3): https://www.youtube.com/watch?v=jgDOQq6iWy8&index=16&list=PLOtl7M3yp-DV69F32zdK7YJcNXpTunF2b
-
 - Full Coursera Course:
     - [ ] Algorithms on Graphs: https://www.coursera.org/learn/algorithms-on-graphs/home/welcome