Submission #1221107

#	Time	Username	Problem	Language	Result	Execution time	Memory
1221107		eyadooz	Addk (eJOI21_addk)	C++20	0 / 100	7 ms	1348 KiB

Main

#include <iostream>
#include <vector>
using namespace std;

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

    int N, K;
    cin >> N >> K;

    vector<int> A(N);
    for (int i = 0; i < N; ++i) {
        cin >> A[i];
    }

    vector<long long> prefix(N + 1, 0);
    for (int i = 1; i <= N; ++i) {
        prefix[i] = prefix[i - 1] + A[i - 1];
    }

    vector<long long> prefix_prefix(N + 2, 0);
    for (int i = 1; i <= N; ++i) {
        prefix_prefix[i] = prefix_prefix[i - 1] + prefix[i];
    }

    int Q;
    cin >> Q;

    while (Q--) {
        int type;
        cin >> type;

        if(type==1) {int x;cin >> x;}
        if (type == 2) {
            int l, r, m;
            cin >> l >> r >> m;

            if (m > (r - l + 1)) {
                cout << 0 << '\n';
                continue;
            }

            int k = r - m + 1;
            long long term1 = prefix_prefix[r] - prefix_prefix[l + m - 2];
            long long term2 = prefix_prefix[r - m] - prefix_prefix[l - 2];
            long long total = term1 - term2;

            cout << total << '\n';
        }
    }

    return 0;
}

• Subtask 1: 0 / 36
• Subtask 2: 0 / 56
• Subtask 3: 0 / 8