def main():
  n, k = map(int, input().split())
  s = input()
  t = ""
  c = 0
  for i in range(n):
    if s[i] == '(':
      if i > 0 and t[-1] == ')':
        t += '+'
      t += s[i]
    if s[i] == ')':
      if i == 0:
        c = 100001
        break
      if t[-1] == '(':
        t += '1+1'
        c += 2
      else:
        t += '+1'
        c += 1
      t += s[i]
  if t[-1] == '(':
    c = 100001
  while c < k:
    t += '+1'
    c+= 1
  if k == c:
    print("Yes")
    print(t)
  else:
    print("No")

main()