n,k = map(int,input().split())
s = input()

a = list()
b = list()
for i in range(n):
    if s[i] == "(":
        a.append(i)
    else:
        b.append([a.pop(),i])

for e in b:
    if k-1 in e:
        e.remove(k-1)
        print(e[0]+1)