Submission #1015679

#	Time	Username	Problem	Language	Result	Execution time	Memory
1015679		vjudge1	Meteors (POI11_met)	C++17	24 / 100	170 ms	65536 KiB

met

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define endl '\n'
#define FF first
#define SS second
#define all(a) a.begin(), a.end()
#define mod (ll)(1000000007)

int n, m, q, time_;
int sum;

struct Kind {
    int L, R;
    int Cur = 0;
};

vector<Kind> V(2e6 + 5e5);


int update(int id, int u, int v, int c, int l, int r) {

    if (l > v || r < u) {
        return id;
    }

    if (!id && !(l == 1 && r == m)) {
        id = time_++;
    }

    if (u <= l && r <= v) {
        int temp = time_++;
        V[temp].L = V[id].L;
        V[temp].R = V[id].R;
        V[temp].Cur = min(V[id].Cur + c, (int)1e9);
        return temp;
    }

    int md = (l + r) / 2;
    int temp = time_++;
    V[temp].L = update(V[id].L, u, v, c, l, md + 0);
    V[temp].R = update(V[id].R, u, v, c, md + 1, r);
    V[temp].Cur = V[id].Cur;
    return temp;
}

void get(int id, int u, int v, int l, int r) {
    if (!id && !(l == 1 && r == m)) {
        id = time_++;
    }
    if (l > v || r < u) {
        return;
    }


    sum = min(sum + V[id].Cur, (int)1e9);
    if (l >= u && r <= v) {
        return;
    }

    int md = (l + r) / 2;
    get(V[id].L, u, v, l, md + 0),
    get(V[id].R, u, v, md + 1, r);
}

int main() {
    ios_base::sync_with_stdio(0);cin.tie(0);

    cin >> n >> m;

    vector<int> Ind[n + 1];
    for (int i = 1; i <= m; i++) {
        int a;
        cin >> a;
        Ind[a].push_back(i);
    }

    int A[n + 1];
    for (int i = 1; i <= n; i++) {
        cin >> A[i];
    }
    vector<int> Head;
    cin >> q;
    int qq = q;
    while (qq--) {
        int l, r, x;
        cin >> l >> r >> x;
        if (l <= r) {
            Head.push_back(update((Head.empty() ? time_++ : Head.back()), l, r, x, 1, m));
        }
        else {
            auto temp = update((Head.empty() ? time_++ : Head.back()), l, m, x, 1, m);
            Head.push_back(update(temp, 1, r, x, 1, m));
        }
    }

    for (int i = 1; i <= n; i++) {
        int l = 0, r = Head.size() - 1, res  = -1;
        while (l <= r) {
            int md = (l + r) / 2;

            auto cur = Head[md];
            sum = 0;
            for (auto pos : Ind[i]) {
                get(cur, pos, pos, 1, m);
            }

            if (sum >= A[i]) {
                res = md, r = md - 1;
            }
            else {
                l = md + 1;
            }
        }
        if (res == -1) {
            cout << "NIE" << endl;
        }
        else {
            cout << res + 1 << endl;
        }
    }

}

• Subtask 1: 12 / 12
• Subtask 2: 12 / 12
• Subtask 3: 0 / 12
• Subtask 4: 0 / 12
• Subtask 5: 0 / 13
• Subtask 6: 0 / 13
• Subtask 7: 0 / 13
• Subtask 8: 0 / 13