func_code_string: #include <bits/stdc++.h>   using namespace std;   long long n, k, c[3000001], s;   set<pair<long long, long long> > d, t;   set<pair<long long, long long> >::iterator p;   int main() {     cin >> n >> k;     for (int i = 1; i <= n; i++) cin >> c[i];     for (int i = 1; i <= k; i++) d.insert({c[i], i});     for (int i = k + 1; i <= k + n; i++) {       if (i <= n) d.insert({c[i], i});       p = d.end();       p--;       long long r = (*p).first;       long long l = (*p).second;       s += ((i - l) * r);       d.erase(p);       t.insert({l, i});     }     cout << s << endl;     for (auto e : t) cout << e.second <<    ;     return 0;   }   