Codechef solution for problem "Football" (problem code: MSNSADM1) in Ruby

football.rb

goal,foul,size,points,seg = [],[],[],[],[]
n = gets.to_i
n.times do
 size << gets.to_i
 g = gets.strip.split(/\s+/).map(&:to_i)
 goal << g
 f = gets.strip.split(/\s+/).map(&:to_i)
 foul << f
end

for y in 0...goal.length do
  for x in 0...goal[y].length do
   seg << (goal[y][x]*20) - (foul[y][x]*10)
  end
   points << seg
   seg= []
end

points.each do |i|
 i.max > 0 ? (p i.max) : (p 0)
end