import sequtils, strutils
 
let read* = iterator: string =
  while true: (for s in stdin.readLine.split: yield s)
 
template input*(T: static[typedesc]): untyped = 
  when T is int: read().parseInt
  elif T is float: read().parseFloat
  elif T is string: read()
  elif T is char: read()[0]

let N, M = input(int)
let A = newSeqWith(N, input(int)) & @[0]
var res = newSeq[int]()
var cnt, sum = 0
for a in A:
  if (a and 1) == 1:
    inc cnt; sum += a
  else:
    if cnt >= M: res.add(sum)
    cnt = 0; sum = 0
echo res.join("\n")