Top Answers

1. Find all combinations of a set of numbers that add up to a certain total
   10 votes
2. Generate a list of primes up to a certain number
   8 votes
3. Find the mean from the permutations in R
   7 votes
4. Why doesn't STL's implementation of next_permutation use the binary search?
   5 votes
5. Translating R to Rcpp: iterators
   5 votes