Created
January 21, 2013 07:38
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#!/usr/bin/env ruby | |
require 'benchmark' | |
require 'set' | |
N = 10_000_000 | |
Benchmark.bm do |x| | |
1.upto(10) do |i| | |
a = (0...i).to_a | |
x.report("arr-#{i-1}") { (N/i).times { i.times { |n| a.include? n } } } | |
s = a.to_set | |
x.report("set-#{i-1}") { (N/i).times { i.times { |n| s.include? n } } } | |
end | |
end | |
# user system total real | |
# arr-0 1.850000 0.000000 1.850000 ( 1.844850) | |
# set-0 2.370000 0.000000 2.370000 ( 2.387357) | |
# arr-1 1.700000 0.000000 1.700000 ( 1.710375) | |
# set-1 2.010000 0.000000 2.010000 ( 2.001642) | |
# arr-2 1.720000 0.000000 1.720000 ( 1.737043) | |
# set-2 1.780000 0.000000 1.780000 ( 1.777353) | |
# arr-3 1.820000 0.000000 1.820000 ( 1.833283) | |
# set-3 1.760000 0.000000 1.760000 ( 1.760883) | |
# arr-4 2.030000 0.000000 2.030000 ( 2.031701) | |
# set-4 1.750000 0.000000 1.750000 ( 1.762818) | |
# arr-5 2.200000 0.000000 2.200000 ( 2.208396) | |
# set-5 1.620000 0.000000 1.620000 ( 1.623367) | |
# arr-6 2.330000 0.000000 2.330000 ( 2.337725) | |
# set-6 1.640000 0.000000 1.640000 ( 1.641475) | |
# arr-7 2.510000 0.000000 2.510000 ( 2.514181) | |
# set-7 1.640000 0.000000 1.640000 ( 1.655484) | |
# arr-8 2.700000 0.000000 2.700000 ( 2.696882) | |
# set-8 1.600000 0.000000 1.600000 ( 1.606895) | |
# arr-9 2.870000 0.000000 2.870000 ( 2.887409) | |
# set-9 1.590000 0.000000 1.590000 ( 1.589844) |
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