結果

問題 No.2065 Sum of Min
ユーザー rniyarniya
提出日時 2022-09-02 22:02:17
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 183 ms / 2,000 ms
コード長 6,403 bytes
コンパイル時間 2,484 ms
コンパイル使用メモリ 215,684 KB
実行使用メモリ 18,332 KB
最終ジャッジ日時 2023-08-10 04:04:24
合計ジャッジ時間 7,764 ms
ジャッジサーバーID
（参考情報） 		judge12 / judge11
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 2 ms
4,380 KB
testcase_01 AC 2 ms
4,380 KB
testcase_02 AC 1 ms
4,380 KB
testcase_03 AC 2 ms
4,380 KB
testcase_04 AC 104 ms
16,452 KB
testcase_05 AC 96 ms
14,316 KB
testcase_06 AC 66 ms
13,900 KB
testcase_07 AC 60 ms
12,644 KB
testcase_08 AC 84 ms
14,336 KB
testcase_09 AC 168 ms
18,332 KB
testcase_10 AC 130 ms
15,776 KB
testcase_11 AC 128 ms
15,768 KB
testcase_12 AC 171 ms
18,064 KB
testcase_13 AC 183 ms
18,000 KB
testcase_14 AC 173 ms
17,996 KB
testcase_15 AC 174 ms
18,060 KB
testcase_16 AC 182 ms
18,124 KB
testcase_17 AC 168 ms
18,080 KB
testcase_18 AC 182 ms
18,060 KB
testcase_19 AC 180 ms
18,000 KB
testcase_20 AC 180 ms
18,044 KB
testcase_21 AC 175 ms
18,080 KB
権限があれば一括ダウンロードができます

ソースコード

diff # 

#define LOCAL
#include <bits/stdc++.h>
using namespace std;
#pragma region Macros
typedef long long ll;
typedef __int128_t i128;
typedef unsigned int uint;
typedef unsigned long long ull;
#define ALL(x) (x).begin(), (x).end()

template <typename T> istream& operator>>(istream& is, vector<T>& v) {
    for (T& x : v) is >> x;
    return is;
}
template <typename T> ostream& operator<<(ostream& os, const vector<T>& v) {
    for (size_t i = 0; i < v.size(); i++) {
        os << v[i] << (i + 1 == v.size() ? "" : " ");
    }
    return os;
}
template <typename T, typename U> ostream& operator<<(ostream& os, const pair<T, U>& p) {
    os << '(' << p.first << ',' << p.second << ')';
    return os;
}
template <typename T, typename U> ostream& operator<<(ostream& os, const map<T, U>& m) {
    os << '{';
    for (auto itr = m.begin(); itr != m.end();) {
        os << '(' << itr->first << ',' << itr->second << ')';
        if (++itr != m.end()) os << ',';
    }
    os << '}';
    return os;
}
template <typename T, typename U> ostream& operator<<(ostream& os, const unordered_map<T, U>& m) {
    os << '{';
    for (auto itr = m.begin(); itr != m.end();) {
        os << '(' << itr->first << ',' << itr->second << ')';
        if (++itr != m.end()) os << ',';
    }
    os << '}';
    return os;
}
template <typename T> ostream& operator<<(ostream& os, const set<T>& s) {
    os << '{';
    for (auto itr = s.begin(); itr != s.end();) {
        os << *itr;
        if (++itr != s.end()) os << ',';
    }
    os << '}';
    return os;
}
template <typename T> ostream& operator<<(ostream& os, const multiset<T>& s) {
    os << '{';
    for (auto itr = s.begin(); itr != s.end();) {
        os << *itr;
        if (++itr != s.end()) os << ',';
    }
    os << '}';
    return os;
}
template <typename T> ostream& operator<<(ostream& os, const unordered_set<T>& s) {
    os << '{';
    for (auto itr = s.begin(); itr != s.end();) {
        os << *itr;
        if (++itr != s.end()) os << ',';
    }
    os << '}';
    return os;
}
template <typename T> ostream& operator<<(ostream& os, const deque<T>& v) {
    for (size_t i = 0; i < v.size(); i++) {
        os << v[i] << (i + 1 == v.size() ? "" : " ");
    }
    return os;
}
template <typename T, size_t N> ostream& operator<<(ostream& os, const array<T, N>& v) {
    for (size_t i = 0; i < N; i++) {
        os << v[i] << (i + 1 == N ? "" : " ");
    }
    return os;
}

template <int i, typename T> void print_tuple(ostream&, const T&) {}
template <int i, typename T, typename H, class... Args> void print_tuple(ostream& os, const T& t) {
    if (i) os << ',';
    os << get<i>(t);
    print_tuple<i + 1, T, Args...>(os, t);
}
template <typename... Args> ostream& operator<<(ostream& os, const tuple<Args...>& t) {
    os << '{';
    print_tuple<0, tuple<Args...>, Args...>(os, t);
    return os << '}';
}

void debug_out() { cerr << '\n'; }
template <class Head, class... Tail> void debug_out(Head&& head, Tail&&... tail) {
    cerr << head;
    if (sizeof...(Tail) > 0) cerr << ", ";
    debug_out(move(tail)...);
}
#ifdef LOCAL
#define debug(...)                                                                   \
    cerr << " ";                                                                     \
    cerr << #__VA_ARGS__ << " :[" << __LINE__ << ":" << __FUNCTION__ << "]" << '\n'; \
    cerr << " ";                                                                     \
    debug_out(__VA_ARGS__)
#else
#define debug(...) void(0)
#endif

template <typename T> T gcd(T x, T y) { return y != 0 ? gcd(y, x % y) : x; }
template <typename T> T lcm(T x, T y) { return x / gcd(x, y) * y; }

int topbit(signed t) { return t == 0 ? -1 : 31 - __builtin_clz(t); }
int topbit(long long t) { return t == 0 ? -1 : 63 - __builtin_clzll(t); }
int botbit(signed a) { return a == 0 ? 32 : __builtin_ctz(a); }
int botbit(long long a) { return a == 0 ? 64 : __builtin_ctzll(a); }
int popcount(signed t) { return __builtin_popcount(t); }
int popcount(long long t) { return __builtin_popcountll(t); }
bool ispow2(int i) { return i && (i & -i) == i; }
long long MSK(int n) { return (1LL << n) - 1; }

template <class T> T ceil(T x, T y) {
    assert(y >= 1);
    return (x > 0 ? (x + y - 1) / y : x / y);
}
template <class T> T floor(T x, T y) {
    assert(y >= 1);
    return (x > 0 ? x / y : (x - y + 1) / y);
}

template <class T1, class T2> inline bool chmin(T1& a, T2 b) {
    if (a > b) {
        a = b;
        return true;
    }
    return false;
}
template <class T1, class T2> inline bool chmax(T1& a, T2 b) {
    if (a < b) {
        a = b;
        return true;
    }
    return false;
}

template <typename T> void mkuni(vector<T>& v) {
    sort(v.begin(), v.end());
    v.erase(unique(v.begin(), v.end()), v.end());
}
template <typename T> int lwb(const vector<T>& v, const T& x) { return lower_bound(v.begin(), v.end(), x) - v.begin(); }
#pragma endregion

#include "atcoder/fenwicktree"

const int INF = 1e9;
const long long IINF = 1e18;
const int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1};
const char dir[4] = {'D', 'R', 'U', 'L'};
const long long MOD = 1000000007;
// const long long MOD = 998244353;

int main() {
    cin.tie(0);
    ios::sync_with_stdio(false);
    int N, Q;
    cin >> N >> Q;
    vector<int> A(N), L(Q), R(Q), X(Q);
    cin >> A;
    for (int i = 0; i < Q; i++) cin >> L[i] >> R[i] >> X[i], L[i]--;

    vector<int> B;
    for (int& x : A) B.emplace_back(x);
    for (int& x : X) B.emplace_back(x);
    mkuni(B);
    int sz = B.size();
    atcoder::fenwick_tree<ll> FT_cnt(sz), FT_sum(sz);
    vector<vector<pair<int, int>>> ls(N), rs(N);
    for (int i = 0; i < Q; i++) {
        ls[L[i]].emplace_back(i, X[i]);
        rs[R[i] - 1].emplace_back(i, X[i]);
    }

    vector<ll> ans(Q, 0);
    for (int i = 0; i < N; i++) {
        for (auto& p : ls[i]) {
            int idx = p.first, x = p.second;
            int y = lwb(B, x);
            ans[idx] -= FT_sum.sum(0, y + 1);
            ans[idx] -= FT_cnt.sum(y + 1, sz) * x;
        }
        int pos = lwb(B, A[i]);
        FT_sum.add(pos, A[i]);
        FT_cnt.add(pos, 1);
        for (auto& p : rs[i]) {
            int idx = p.first, x = p.second;
            int y = lwb(B, x);
            ans[idx] += FT_sum.sum(0, y + 1);
            ans[idx] += FT_cnt.sum(y + 1, sz) * x;
        }
    }

    for (int i = 0; i < Q; i++) cout << ans[i] << '\n';
    return 0;
}
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