diff options
Diffstat (limited to 'benchmark/so_nsieve.yml')
| -rw-r--r-- | benchmark/so_nsieve.yml | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/benchmark/so_nsieve.yml b/benchmark/so_nsieve.yml deleted file mode 100644 index 0799cff7a7..0000000000 --- a/benchmark/so_nsieve.yml +++ /dev/null @@ -1,39 +0,0 @@ -prelude: | - # The Computer Language Shootout - # http://shootout.alioth.debian.org/ -benchmark: - so_nsieve: | - # - # contributed by Glenn Parker, March 2005 - # modified by Evan Phoenix, Sept 2006 - - def sieve(m) - flags = Flags.dup[0,m] - count = 0 - pmax = m - 1 - p = 2 - while p <= pmax - unless flags[p].zero? - count += 1 - mult = p - while mult <= pmax - flags[mult] = 0 - mult += p - end - end - p += 1 - end - count - end - - n = 9 # (ARGV[0] || 2).to_i - Flags = ("\x1" * ( 2 ** n * 10_000)).unpack("c*") - - n.downto(n-2) do |exponent| - break if exponent < 0 - m = (1 << exponent) * 10_000 - # m = (2 ** exponent) * 10_000 - count = sieve(m) - printf "Primes up to %8d %8d\n", m, count - end -loop_count: 1 |