Submission #676783

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
676783	2023-01-01 06:09:57	Cyanmond	Martian DNA (BOI18_dna)	C++17	100 / 100	223 ms	29320 KiB

dna

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#include <bits/stdc++.h>
int main() {
    int N, K, R;
    std::cin >> N >> K >> R;
    std::vector<int> D(N);
    for (auto &e : D) {
        std::cin >> e;
    }
    std::vector<std::vector<int>> index_list(K);
    for (int i = 0; i < N; ++i) {
        index_list[D[i]].push_back(i);
    }
    std::vector<std::vector<std::pair<int, bool>>> events(N + 1);
    while (R--) {
        int B, Q;
        std::cin >> B >> Q;
        const auto &list = index_list[B];
        if ((int)list.size() < Q) {
            events[0].push_back({3 * N, true});
            break;
        }
        events[0].push_back({list[Q - 1], true});
        for (int i = 0; i < (int)list.size() - Q; ++i) {
            events[list[i] + 1].push_back({list[i + Q - 1], false});
            events[list[i] + 1].push_back({list[i + Q], true});
        }
        events[list[(int)list.size() - Q] + 1].push_back({3 * N, true});
 
 
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• Subtask 1: 16 / 16
• Subtask 2: 24 / 24
• Subtask 3: 28 / 28
• Subtask 4: 32 / 32