Uncategorized : Graphs This list is used to train students. Do not use it without supervision. Level 1 The Shortest Path Level 2 Crystal Switches Level 3 1 or 2 Good Graph Decayed Bridges Level 4 Gerrymandering Level 5 Course Schedule Minimal Labels Level 6 Destruction Range Connect MST Level 7 Longest Path Non-Decreasing Colorful Path Level 8 Dijkstra Always Late Jzzhu and Cities Rudolf and Subway Snuke’s Subway Trip Level 9 Travel Salesman Tour Shuffling Songs