1000.coffee

N = 100
digits = ""
sums = []

for n in [1..N]
  digits += Math.floor Math.random() * 10

for n in [0..(N-6)]
  sub = digits.substr n, 5
  sum = 0
  for i in sub
    sum += +i
  sums.push "#{sum}:#{n}:#{sub}"

print sums.sort().pop()