some input sequences that might cause a quicksort implementation to display worst-case behavior

some input sequences that might cause a quicksort implementation to display worst-case behavior

What are some input sequences that might cause a quicksort implementation to display worst-case behavior? Try to find some that provoke your library version into running slowly. Automate the process so that you can specify and perform a large number of experiments easily.

some input sequences that might cause a quicksort implementation to display worst-case behavior