結果

問題 No.2101 [Cherry Alpha N] ずっとこの数列だったらいいのに
ユーザー tokusakuraitokusakurai
提出日時 2022-10-14 22:07:57
言語 C++17
(gcc 13.2.0 + boost 1.83.0)
結果
AC  
実行時間 375 ms / 6,000 ms
コード長 5,617 bytes
コンパイル時間 5,287 ms
コンパイル使用メモリ 209,736 KB
実行使用メモリ 27,476 KB
最終ジャッジ日時 2023-09-08 21:50:08
合計ジャッジ時間 19,435 ms
ジャッジサーバーID
(参考情報)
judge12 / judge14
このコードへのチャレンジ(β)

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 1 ms
4,384 KB
testcase_02 AC 1 ms
4,384 KB
testcase_03 AC 137 ms
16,748 KB
testcase_04 AC 245 ms
20,888 KB
testcase_05 AC 125 ms
15,220 KB
testcase_06 AC 226 ms
19,800 KB
testcase_07 AC 256 ms
22,588 KB
testcase_08 AC 246 ms
20,208 KB
testcase_09 AC 104 ms
13,988 KB
testcase_10 AC 98 ms
12,328 KB
testcase_11 AC 176 ms
16,056 KB
testcase_12 AC 175 ms
16,088 KB
testcase_13 AC 114 ms
13,132 KB
testcase_14 AC 117 ms
10,120 KB
testcase_15 AC 293 ms
23,660 KB
testcase_16 AC 217 ms
21,860 KB
testcase_17 AC 81 ms
8,876 KB
testcase_18 AC 364 ms
27,264 KB
testcase_19 AC 357 ms
27,308 KB
testcase_20 AC 364 ms
27,192 KB
testcase_21 AC 375 ms
27,300 KB
testcase_22 AC 360 ms
27,192 KB
testcase_23 AC 364 ms
27,308 KB
testcase_24 AC 362 ms
27,188 KB
testcase_25 AC 360 ms
27,476 KB
testcase_26 AC 364 ms
27,216 KB
testcase_27 AC 364 ms
27,308 KB
testcase_28 AC 365 ms
27,252 KB
testcase_29 AC 357 ms
27,308 KB
testcase_30 AC 365 ms
27,192 KB
testcase_31 AC 366 ms
27,244 KB
testcase_32 AC 366 ms
27,216 KB
testcase_33 AC 305 ms
27,188 KB
testcase_34 AC 308 ms
27,168 KB
testcase_35 AC 308 ms
27,300 KB
testcase_36 AC 305 ms
27,188 KB
testcase_37 AC 305 ms
27,168 KB
testcase_38 AC 67 ms
10,172 KB
testcase_39 AC 125 ms
12,012 KB
testcase_40 AC 178 ms
27,256 KB
testcase_41 AC 2 ms
4,384 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 #

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (n); i++)
#define per(i, n) for (int i = (n)-1; i >= 0; i--)
#define rep2(i, l, r) for (int i = (l); i < (r); i++)
#define per2(i, l, r) for (int i = (r)-1; i >= (l); i--)
#define each(e, v) for (auto &e : v)
#define MM << " " <<
#define pb push_back
#define eb emplace_back
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
#define sz(x) (int)x.size()
using ll = long long;
using pii = pair<int, int>;
using pil = pair<int, ll>;
using pli = pair<ll, int>;
using pll = pair<ll, ll>;

template <typename T>
using minheap = priority_queue<T, vector<T>, greater<T>>;

template <typename T>
using maxheap = priority_queue<T>;

template <typename T>
bool chmax(T &x, const T &y) {
    return (x < y) ? (x = y, true) : false;
}

template <typename T>
bool chmin(T &x, const T &y) {
    return (x > y) ? (x = y, true) : false;
}

template <typename T>
int flg(T x, int i) {
    return (x >> i) & 1;
}

template <typename T>
void print(const vector<T> &v, T x = 0) {
    int n = v.size();
    for (int i = 0; i < n; i++) cout << v[i] + x << (i == n - 1 ? '\n' : ' ');
    if (v.empty()) cout << '\n';
}

template <typename T>
void printn(const vector<T> &v, T x = 0) {
    int n = v.size();
    for (int i = 0; i < n; i++) cout << v[i] + x << '\n';
}

template <typename T>
int lb(const vector<T> &v, T x) {
    return lower_bound(begin(v), end(v), x) - begin(v);
}

template <typename T>
int ub(const vector<T> &v, T x) {
    return upper_bound(begin(v), end(v), x) - begin(v);
}

template <typename T>
void rearrange(vector<T> &v) {
    sort(begin(v), end(v));
    v.erase(unique(begin(v), end(v)), end(v));
}

template <typename T>
vector<int> id_sort(const vector<T> &v, bool greater = false) {
    int n = v.size();
    vector<int> ret(n);
    iota(begin(ret), end(ret), 0);
    sort(begin(ret), end(ret), [&](int i, int j) { return greater ? v[i] > v[j] : v[i] < v[j]; });
    return ret;
}

template <typename S, typename T>
pair<S, T> operator+(const pair<S, T> &p, const pair<S, T> &q) {
    return make_pair(p.first + q.first, p.second + q.second);
}

template <typename S, typename T>
pair<S, T> operator-(const pair<S, T> &p, const pair<S, T> &q) {
    return make_pair(p.first - q.first, p.second - q.second);
}

template <typename S, typename T>
istream &operator>>(istream &is, pair<S, T> &p) {
    S a;
    T b;
    is >> a >> b;
    p = make_pair(a, b);
    return is;
}

template <typename S, typename T>
ostream &operator<<(ostream &os, const pair<S, T> &p) {
    return os << p.first << ' ' << p.second;
}

struct io_setup {
    io_setup() {
        ios_base::sync_with_stdio(false);
        cin.tie(NULL);
        cout << fixed << setprecision(15);
    }
} io_setup;

const int inf = (1 << 30) - 1;
const ll INF = (1LL << 60) - 1;
// const int MOD = 1000000007;
const int MOD = 998244353;

template <typename T>
struct Binary_Indexed_Tree {
    vector<T> bit;
    const int n;

    Binary_Indexed_Tree(const vector<T> &v) : n((int)v.size()) {
        bit.resize(n + 1);
        copy(begin(v), end(v), begin(bit) + 1);
        for (int a = 2; a <= n; a <<= 1) {
            for (int b = a; b <= n; b += a) bit[b] += bit[b - a / 2];
        }
    }

    Binary_Indexed_Tree(int n, const T &x) : Binary_Indexed_Tree(vector<T>(n, x)) {}

    void add(int i, const T &x) {
        for (i++; i <= n; i += (i & -i)) bit[i] += x;
    }

    void change(int i, const T &x) { add(i, x - query(i, i + 1)); }

    T sum(int i) const {
        i = min(i, n);
        T ret = 0;
        for (; i > 0; i -= (i & -i)) ret += bit[i];
        return ret;
    }

    T query(int l, int r) const {
        if (l >= r) return 0;
        return sum(r) - sum(l);
    }

    T operator[](int i) const { return query(i, i + 1); }

    // v[0]+...+v[r] >= x を満たす最小の r (なければ n)
    int lower_bound(T x) const {
        int ret = 0;
        for (int k = 31 - __builtin_clz(n); k >= 0; k--) {
            if (ret + (1 << k) <= n && bit[ret + (1 << k)] < x) x -= bit[ret += (1 << k)];
        }
        return ret;
    }

    // v[0]+...+v[r] > x を満たす最小の r (なければ n)
    int upper_bound(T x) const {
        int ret = 0;
        for (int k = 31 - __builtin_clz(n); k >= 0; k--) {
            if (ret + (1 << k) <= n && bit[ret + (1 << k)] <= x) x -= bit[ret += (1 << k)];
        }
        return ret;
    }
};

int main() {
    int N;
    cin >> N;

    vector<ll> a(N), t(N);
    rep(i, N) cin >> a[i] >> t[i];

    vector<ll> t2(N);
    rep(i, N) t2[i] = t[i] - 1;
    vector<ll> b(N);
    rep(i, N) b[i] = a[i] + t[i] - 1;
    auto v = id_sort(b);
    auto w = id_sort(t2);

    vector<ll> s(N + 1, 0);
    rep(i, N) s[i + 1] = s[i] + b[i];

    int Q;
    cin >> Q;

    vector<ll> d(Q), l(Q), r(Q);
    rep(i, Q) {
        cin >> d[i] >> l[i] >> r[i];
        l[i]--;
    }

    vector<ll> ans(Q);
    auto u = id_sort(d);

    Binary_Indexed_Tree<ll> b1(N, 0), b2(N, 0), b3(t2), b4(N, 1);

    int p = 0;
    int q = 0;
    each(e, u) {
        while (p < N && b[v[p]] <= d[e]) {
            int i = v[p];
            b1.add(i, b[i]);
            b2.add(i, 1);
            p++;
        }
        while (q < N && t2[w[q]] <= d[e]) {
            int i = w[q];
            b3.add(i, -t2[i]);
            b4.add(i, -1);
            q++;
        }
        ll tmp = s[r[e]] - s[l[e]];
        tmp += d[e] * b2.query(l[e], r[e]) - b1.query(l[e], r[e]) - (r[e] - l[e]) * d[e];
        tmp -= b3.query(l[e], r[e]) - d[e] * b4.query(l[e], r[e]);
        ans[e] = tmp;
    }

    printn(ans);
}
0