#include <algorithm> #include <atcoder/all> #include <bitset> #include <cassert> #include <cmath> #include <ctime> #include <functional> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <random> #include <set> #include <stack> #include <string> #include <tuple> #include <unordered_map> #include <unordered_set> #include <utility> #include <vector> using namespace std; using namespace atcoder; typedef long long ll; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define repr(i, n) for (int i = (int)(n) - 1; i >= 0; i--) #define repk(i, k, n) for (int i = k; i < (int)(n); i++) #define all(v) v.begin(), v.end() #define mod1 1000000007 #define mod2 998244353 #define mod3 100000007 #define vi vector<int> #define vs vector<string> #define vc vector<char> #define vl vector<ll> #define vb vector<bool> #define vvi vector<vector<int>> #define vvc vector<vector<char>> #define vvl vector<vector<ll>> #define vvb vector<vector<bool>> #define vvvi vector<vector<vector<int>>> #define vvvl vector<vector<vector<ll>>> #define pii pair<int, int> #define pil pair<int, ll> #define pli pair<ll, int> #define pll pair<ll, ll> #define vpii vector<pair<int, int>> #define vpll vector<pair<ll, ll>> #define vvpii vector<vector<pair<int, int>>> #define vvpll vector<vector<pair<ll, ll>>> template <typename T> void debug(T e) { cerr << e << endl; } template <typename T> void debug(vector<T> &v) { rep(i, v.size()) { cerr << v[i] << " "; } cerr << endl; } template <typename T> void debug(vector<vector<T>> &v) { rep(i, v.size()) { rep(j, v[i].size()) { cerr << v[i][j] << " "; } cerr << endl; } } template <typename T> void debug(vector<pair<T, T>> &v) { rep(i, v.size()) { cerr << v[i].first << " " << v[i].second << endl; } } template <typename T> void debug(set<T> &st) { for (auto itr = st.begin(); itr != st.end(); itr++) { cerr << *itr << " "; } cerr << endl; } template <typename T> void debug(multiset<T> &ms) { for (auto itr = ms.begin(); itr != ms.end(); itr++) { cerr << *itr << " "; } cerr << endl; } template <typename T> void debug(map<T, T> &mp) { for (auto itr = mp.begin(); itr != mp.end(); itr++) { cerr << itr->first << " " << itr->second << endl; } } void debug_out() { cerr << endl; } template <typename Head, typename... Tail> void debug_out(Head H, Tail... T) { cerr << H << " "; debug_out(T...); } using mint = modint998244353; void debug_mint1(vector<mint> &vec) { for (int i = 0; i < vec.size(); i++) { cerr << vec[i].val() << " "; } cerr << endl; } void debug_mint2(vector<vector<mint>> &vec) { for (int i = 0; i < vec.size(); i++) { for (int j = 0; j < vec[i].size(); j++) { cerr << vec[i][j].val() << " "; } cerr << endl; } } int main() { ll N, Q; cin >> N >> Q; vector<ll> A(N); for (ll i = 0; i < N; i++) { cin >> A[i]; } vector<ll> L(Q); vector<ll> R(Q); vector<ll> X(Q); for (ll i = 0; i < Q; i++) { cin >> L[i] >> R[i] >> X[i]; L[i]--; R[i]--; } // クエリに対するイベントソート vector<pll> qs(0); for (ll i = 0; i < N; i++) { qs.push_back(make_pair(A[i], i)); } for (ll i = 0; i < Q; i++) { qs.push_back(make_pair(X[i], i + N)); } sort(all(qs)); fenwick_tree<ll> bit1(N); fenwick_tree<ll> bit2(N); fenwick_tree<ll> bit3(N); for (ll i = 0; i < N; i++) { bit3.add(i, A[i]); } vector<ll> ans(Q); for (ll i = 0; i < N + Q; i++) { pll query = qs[i]; ll num = query.first; ll type = query.second; if (type < N) { bit1.add(type, 1); bit2.add(type, num); } else { ll idx = type - N; ll sum1 = bit1.sum(L[idx], R[idx] + 1); ll sum2 = bit2.sum(L[idx], R[idx] + 1); ll sum3 = bit3.sum(L[idx], R[idx] + 1); // debug_out(idx, sum1, sum2, sum3); ll ans_val = ((sum3 - sum2) - (R[idx] - L[idx] + 1 - sum1) * num) + (num * sum1 - sum2); ans[idx] = ans_val; } } for (ll i = 0; i < Q; i++) { cout << ans[i] << endl; } }