#include <bits/stdc++.h>

using namespace std;



int main()
{
    int n, s, t;
    cin >> n >> s >> t;
    s--;
    vector<int> telepulesek(n);
    for (int i=0; i<n; i++) {
        cin  >> telepulesek[i];
    }

    vector<int> vege;
    vege.push_back(s);
    int jobb=telepulesek[s];
    for (int i=s+1; i<n; i++) {
        if (jobb+t<=telepulesek[i]) {
            vege.push_back(i);
            jobb=telepulesek[i];
        }
    }

    int bal=telepulesek[s];
    for (int i=s-1; i>=0; i--) {
        if (bal>=telepulesek[i]+t) {
            vege.push_back(i);
            bal=telepulesek[i];
        }
    }

    cout << vege.size() << "\n";
    sort(vege.begin(), vege.end());
    for (int sz : vege) {
        cout << sz+1 << " ";
    }
    return 0;
}