#include <iostream>
#include <vector>
#include <cassert>

int main() {
    int n, k;
    std::string s;
    std::cin >> n >> k >> s;
    assert(1 <= k && k < n && n <= 200000);
    assert((int) s.size() == n - 1);
    for (char c : s) {
        assert(c == 'o' || c == 'x');
    }
    std::vector<bool> dp(n + k + 1); // declarer
    int w = 0;
    for (int i = n - 1; i >= 0; i--) {
        if (dp.at(i + k + 1)) w--;
        if (i > 0 && s.at(i - 1) == 'x') continue;
        if (w == 0) {
            dp.at(i) = true;
            w++;
        }
    }
    for (int i = 0; i <= k; i++) {
        if (dp.at(i)) {
            std::cout << i << std::endl;
        }
    }
}