paiza.py

# split_space = lambda  s: [int(c) for c in s.split(' ')]
split_space = lambda  s: list(map(int, s.split(' ')))
fn1 = lambda l, start, end: sum(l[start : end])
fn2 = lambda l, start, end: sum([n for index, n in enumerate(l) if start <= index <= end])

def fn4(l, start, end):
  sum = 0
  for index, value in enumerate(l):
    if start <= index <= end:
      sum += value
  return sum

def f5(a, N, K):
  fn1 = lambda l, start, end: sum(l[start : end])
  acc = []
  for i in range(N - K + 1):
    acc.append(fn1(a, i, i + K))

  return max(acc)

f6 = lambda a, N, K: max([fn1(a, i, i + K) for i in range(N - K + 1)])
f6(split_space('10 1 9 2 8 3 7 4 6 5'), split_space('10 4'))


[10, 1, 9, 2, 8, 3, 7, 4, 6, 5]
[0, 10, 11, 20, 22, 30, 33, 40, 44, 50, 55]