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#!/usr/bin/env ruby
# Copyright (c) 2015-2019 Aleksey Cheusov <vle@gmx.net>
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
fd = File.open(ARGV[2], "wt")
File.open(ARGV[0]).each_line do |line|
tokens = line.split(/ /)
x = tokens[1].split(/:/)[1].to_f
y = tokens[2].split(/:/)[1].to_f
sqrt2 = Math.sqrt(2.0)
distance = (-x + y) / sqrt2;
prob = distance.abs() / sqrt2 * 2
label = (x < y ? 1 : 0)
fd.puts "#{label} #{prob}"
end
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