xtetsuji-juku

gistfile1.txt

#!/usr/bin/env ruby

(y, x) = gets.chomp.split(/ /).map(&:to_i)
now = [1, 1]
addy = 1
addx = 1
puts "#{now[0]}, #{now[1]}"
while
  now[0] += addy
  now[1] += addx
  if now[0] + now[1] == 2 || now[0] + now[1] == y + x
    break
  elsif (now[0] - now[1]).abs == (x - y).abs
    break
  else
    if now[0] == y || now[0] == 1
      addy = addy * -1
    end
    if now[1] == x || now[1] == 1
      addx = addx * -1
    end
  end
  puts "#{now[0]}, #{now[1]}"
end
puts "#{now[0]}, #{now[1]}"
puts "GOAL!"