#include<bits/stdc++.h>

using namespace std;

int main(){
    int n,k;
    cin >> n >> k;
    vector<int> a(n);
    for(int j = 0; j < n; j++)cin >> a[j];
    int r = 1000000000,l = 1;
    int now;
    while(r > l){
        now = (r + l) / 2;
        int count = 0;
        for(int j : a){
            if(j <= now)count++;
        }
        if(count == k)break;
        else if(count < k){
            l = now + 1;
        }
        else{
            r = now;
        }
    }
    now = (r + l) / 2;
    vector<int> ans(0);
    for(int j = 1; j < n ; j++){
        if(a[j-1] <= now && a[j] > now){
            ans.push_back(j + 1);
        }
    }
    cout << ans.size() << endl;
    for(int j : ans)cout << j << " ";
    cout << endl;
    return 0;
}