Submission #3238989

---

Source Code Expand

n = gets.to_i
a_n = gets.split.map(&:to_i)
alice = 0
bob = 0
a_n.sort.reverse.each_with_index do |a, i|
  if i.even?
    alice += a
  else
    bob += a
  end
end
puts alice - bob

Submission Info

Compile Error

./Main.rb:1: warning: assigned but unused variable - n

Judge Result