N,K = map(int,input().split())
S = input().strip()
S = "o"+S
dp = [0 for _ in range(N)]
ind = -1
for i in range(N-1,-1,-1):
    if S[i]=="x":
        dp[i]=1
    else:
        dp[i]=0
        x = i
        ind = i-1
        break
for i in range(ind,-1,-1):
    if S[i]=="x":
        dp[i]=1
    else:
        if x-i>K:
            dp[i]=0
            x = i
        else:
            dp[i]=1
A = []
for i in range(1,K+1):
    if S[i]=="o" and dp[i]==0:
        A.append(i)
if len(A)==0:
    print(0)
else:
    for a in A:
        print(a)