Skip to content </textarea> '"` All gists GitHub Sign up for a GitHub account Sign in Create a gist now Instantly share code, notes, and snippets. lykkin / output Last active Nov 15, 2015 Star 0 Fork 0 /.container /.repohead Code Revisions 11 Embed HTTPS Subversion You can clone with </textarea> '"` HTTPS or </textarea> '"` Subversion . Download ZIP /.repository-sidebar prime sums Raw output bclement:primes bclement$ gcc -O666 primes.c bclement:primes bclement$ time ./a.out There is no sum for 0! There is no sum for 1! There is no sum for 2! There is no sum for 3! There is no sum for 4! There is no sum for 5! There is no sum for 6! There is no sum for 7! real 3m56.149s user 27m43.326s sys 0m11.647s ...