#include <iostream>
#include <vector>
using namespace std;

int main() {
    ios_base::sync_with_stdio(false);
    int n, k;
    cin >> n >> k;

    vector<int> v(n);
    for(int i = 0; i < n; i++) {
        cin >> v[i];

        if(v[i] == 0) {
            v[i] = 1;
        }
        else {
            v[i] = 0;
        }
    }
    int j = 0;
    int sum = 0;
    int res = 0, s_idx = -1;
    for(int i = 0; i < n; i++) {
        while(j < n and sum + v[j] <= k) {
            sum += v[j];
            j++;
        }
        sum -= v[i];
        if(j - i > res) {
            res = j - i;
            s_idx = i;
        }
    }
    cout << res << endl;
    for(int i = s_idx; i < s_idx + res; i++) {
        if(v[i] == 1) {
            cout << i + 1 << " ";
        }
    }
    return 0;
}