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Diffstat (limited to 'benchmark/so_binary_trees.yml')
-rw-r--r-- | benchmark/so_binary_trees.yml | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/benchmark/so_binary_trees.yml b/benchmark/so_binary_trees.yml deleted file mode 100644 index 9e943d50ff..0000000000 --- a/benchmark/so_binary_trees.yml +++ /dev/null @@ -1,66 +0,0 @@ -prelude: | - # The Computer Language Shootout Benchmarks - # http://shootout.alioth.debian.org -benchmark: - so_binary_trees: | - # - # contributed by Jesse Millikan - - # disable output - alias puts_orig puts - def puts str - # disable puts - end - - def item_check(tree) - if tree[0] == nil - tree[1] - else - tree[1] + item_check(tree[0]) - item_check(tree[2]) - end - end - - def bottom_up_tree(item, depth) - if depth > 0 - item_item = 2 * item - depth -= 1 - [bottom_up_tree(item_item - 1, depth), item, bottom_up_tree(item_item, depth)] - else - [nil, item, nil] - end - end - - max_depth = 16 # ARGV[0].to_i - min_depth = 4 - - max_depth = min_depth + 2 if min_depth + 2 > max_depth - - stretch_depth = max_depth + 1 - stretch_tree = bottom_up_tree(0, stretch_depth) - - puts "stretch tree of depth #{stretch_depth}\t check: #{item_check(stretch_tree)}" - stretch_tree = nil - - long_lived_tree = bottom_up_tree(0, max_depth) - - min_depth.step(max_depth + 1, 2) do |depth| - iterations = 2**(max_depth - depth + min_depth) - - check = 0 - - for i in 1..iterations - temp_tree = bottom_up_tree(i, depth) - check += item_check(temp_tree) - - temp_tree = bottom_up_tree(-i, depth) - check += item_check(temp_tree) - end - - puts "#{iterations * 2}\t trees of depth #{depth}\t check: #{check}" - end - - puts "long lived tree of depth #{max_depth}\t check: #{item_check(long_lived_tree)}" - - undef puts - alias puts puts_orig -loop_count: 1 |