An Algorithm With O(nlg n) Running Time
1050
Counting inversions in an array
104621
On the hardness of data to learn
133436
Inclusion-Exclusion: INTELLIGENT permutations
22274
Partitioning a natural number $n$ in order to get the maximum product sequence of its addends
136284
Orderless pattern matching
153692
Generating and solving recurrence relations
100256
Proof by induction on a rooted tree with even number of vertices
97314
Counting nearly-sorted permutations
104626
Undecidable language problems.
158453
Natural language time parser
51671
lower bounding logarithm of sums
81393
Asymptotic complexity of .NET collection classes
22696
Faster ways to calculate frequencies and cast from long to wide
132118
Computing the $n^{\textrm{th}}$ permutation of bits.
43962
Penguin Brainteaser : 321-avoiding permutations
57382
Is there a good natural language processing library
100832
Number of binary trees with $N$ nodes