#include <bits/stdc++.h>
/*
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
*/
using namespace std;
// using namespace __gnu_pbds;
using namespace chrono;
// mt19937 rng((int) std::chrono::steady_clock::now().time_since_epoch().count());
/*
template <class T> using ordered_set = tree <T, null_type, less <T>, rb_tree_tag, tree_order_statistics_node_update>;
*/
//***************** CONSTANTS *****************
const int MXN = 100001;
const int MXK = 200;
const int64_t INF = 1'000'000'000'000'000'000;
//***************** GLOBAL VARIABLES *****************
int64_t dp[2][MXN];
int parent[MXK][MXN];
int64_t pref[MXN];
int N, K;
//***************** AUXILIARY STRUCTS *****************
//***************** MAIN BODY *****************
void dnc(int l, int r, int t, int optl, int optr, int row){
if(l > r)
return;
int mid = (l + r) >> 1;
pair<int64_t, int> best = {-1, -1};
for(int i = optl; i < min(mid, optr + 1); i++){
int64_t val = dp[t ^ 1][i] + (pref[mid] - pref[i]) * (pref[N] - pref[mid]);
if(val > best.first)
best = {val, i};
}
dp[t][mid] = best.first;
parent[row][mid] = best.second;
dnc(l, mid - 1, t, optl, best.second, row);
dnc(mid + 1, r, t, best.second, optr, row);
}
void solve(){
cin >> N >> K;
for(int i = 1; i <= N; i++){
cin >> pref[i];
pref[i] += pref[i-1];
}
for(int i = 1; i <= N; i++)
dp[0][i] = -INF;
for(int i = 1; i <= K; i++)
dnc(i, N, i & 1, i - 1, N - 1, i);
pair<int64_t, int> ans = {-1, -1};
for(int i = 1; i <= N; i++)
ans = max(ans, {dp[K & 1][i], i});
cout << ans.first << '\n';
for(int i = K, var = ans.second; i; var = parent[i][var], --i)
cout << var << ' ';
}
//***************** *****************
int32_t main(){
ios_base::sync_with_stdio(NULL);
cin.tie(NULL);
#ifdef LOCAL
auto begin = high_resolution_clock::now();
#endif
int tc = 1;
// cin >> tc;
for (int t = 0; t < tc; t++)
solve();
#ifdef LOCAL
auto end = high_resolution_clock::now();
cout << fixed << setprecision(4);
cout << "Execution Time: " << duration_cast<duration<double>>(end - begin).count() << "seconds" << endl;
#endif
return 0;
}
/*
If code gives a WA, check for the following :
1. I/O format
2. Are you clearing all global variables in between tests if multitests are a thing
3. Can you definitively prove the logic
*/
