kencrocken

def make_change(amount, coins = [25,10,5,1])
  puts "Input doesn't make sense. You have change leftover." if amount % coins.last != 0
  change = {}
  coins.each do |coin|
    x = amount/coin
    amount = amount - (x * coin)
    coin_key = coin.to_s
    change[coin_key] = x
  end
  change.each {|k,v| puts "You have #{v}, #{k} cent coin(s)" if v > 0}