I was looking at some papers, this one is particular: Community Detection via Local Dynamic Interaction which made me discover a link to website with many datasets on graphs Stanford Large Network Dataset Collection. And if you are looking for a way to show your facebook connections in your living-room, maybe you will be interested by this one: Using 3D Printing to Visualize Social Media Big Data.
If you can recongize them all, you are good. 15 sorting algorithms in 6 minutes
D'autres lectures sur le coût des opérations en Python :