Find the n most common values in a vector
5653
Fastest way to count occurrences of each unique element
22696
Faster ways to calculate frequencies and cast from long to wide
121800
Find the determinant of $N \times N$ matrix
110926
Get the indices of the n largest elements in a matrix
47737
Find all the possible values of $(a,b,c,d)$.
154571
Algorithm to find elements best fitting in a particular amount
70603
Finding the maximum value of a product given certain values for x,y and z
88591
Pythonic way to find maximum value and its index in a list?
145430
Reindexing some values in a vector
106031
find n most frequent words in a file
147822
Get the second largest number in a list in linear time
136918
How to determine the smallest numbers with $n$ factors
121777
How to sort a vector containing const values
33873
Get all the combinations of N elements of multidimensional array
91451
find all positive integer $m,n$
111975
Find the item with maximum occurrences in a list
24876
Extract elements common in all column groups