#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include <array>
#include <queue>
#include <deque>
#include <map>
#include <set>
#include <sstream>
#include <cstdio>
#include <cstring>
#include <cmath>
#include <list>
#include <numeric>
#include <stack>
#include <iomanip>
#include <random>
#include <complex>
#include <functional>
#include <tuple>

using namespace std;

#define Rep(i,a,b) for(int i = a; i < b; ++i)
#define rep(i,b) Rep(i,0,b)
#define allof(a) (a).begin(), (a).end()

#define Yes(q) ((q) ? "Yes" : "No")
#define YES(q) ((q) ? "YES" : "NO")
#define Possible(q) ((q) ? "Possible" : "Impossible")
#define POSSIBLE(q) ((q) ? "POSSIBLE" : "IMPOSSIBLE")

using ll = long long;

using pint = std::pair<int, int>;
using pll = std::pair<ll, ll>;


constexpr int inf = 1e9 + 7;
constexpr ll infll = 1ll << 60ll;
constexpr ll mod = 1e9 + 7;
// 0~3までは右左下上 4~7までは斜め
constexpr int dx[] = { 1, 0, -1, 0, 1, 1, -1, -1 };
constexpr int dy[] = { 0, -1, 0, 1, 1, -1, -1, 1 };

namespace {
	template<typename T> void chmax(T& a, T b) { a = std::max(a, b); }
	template<typename T> void chmin(T& a, T b) { a = std::min(a, b); }
	template<typename T> void chadd(T& a, T b) { a = a + b; }

	void Cout(long long x, const char* end = "\n") { std::cout << x << end; }
	template <typename T> void Cout(const T& x, const char* end = "\n") { std::cout << x << end; }
	template <typename T> void Cout(const std::vector<T>& x, const char* sep = " ", const char* end = "\n") { for (std::size_t i = 0, sz = x.size(); i < sz; i++) { std::cout << x[i] << (i == sz - 1 ? end : sep); } }

	void CCout(long long x, const char* end = "\n") { std::cerr << x << end; }
	template <typename T> void CCout(const T& x, const char* end = "\n") { std::cerr << x << end; }
	template <typename T> void CCout(const std::vector<T>& x, const char* sep = " ", const char* end = "\n") { for (std::size_t i = 0, sz = x.size(); i < sz; i++) { std::cerr << x[i] << (i == sz - 1 ? end : sep); } }

	// 標準入出力
	struct inp {
		std::size_t sz;
		inp(std::size_t _sz = 1) : sz(_sz) {}
		template <typename T> operator T () const { T a; std::cin >> a; return a; }
		template <typename T> operator std::vector<T>() const { vector<T> a(sz); for (std::size_t i = 0; i < sz; i++) std::cin >> a[i]; return a; }
		template <typename T, typename U> operator std::pair<T, U>() const { T f; U s; std::cin >> f >> s; return std::pair<T, U>(f, s); }
	};

	inp inp1; // input one
}

int main() {

	int n, m;
	cin >> n >> m;
	string s = inp1;

	reverse(allof(s));

	vector<int> next(n + 1, 0);
	int step = 0;
	int prev = 0;
	rep(i, n + 1) {
		if (s[i] == '1') ++step;
		else {
			next[prev] = step + 1;
			step = 0;
			prev = i;
		}
	}

	// 無理か
	rep(i, n) {
		if (next[i] > m) {
			Cout(-1);
			return 0;
		}
	}

	// 最大化する
	vector<int> ans;
	int cur_x = 0;
	while (cur_x != n) {
		// 何マス進むか
		int step = 0;
		for (int to = cur_x; to < cur_x + m; ++to) {
			if (to >= n) break;
			if (step + next[to] > m) {
				// これ以上は無理
				break;
			}
			else {
				step += next[to];
				to += next[to] - 1;
			}
		}
		cur_x += step;
		ans.emplace_back(step);
	}

	for (int i = ans.size() - 1LL; i >= 0; --i) {
		cout << ans[i] << " ";
	}
	cout << endl;

	return 0;
}


Measured memory_bytes: 1528