Submission #946091

#	Time	Username	Problem	Language	Result	Execution time	Memory
946091		itslq	New Home (APIO18_new_home)	C++17	0 / 100	5045 ms	10604 KiB

new_home

    #include <bits/stdc++.h>
    #include <unordered_map>
    #include <unordered_set>
    using namespace std;

    int main() {
        int N, K, Q, L, Y;
        cin >> N >> K >> Q;

        vector<int> X(N), T(N), A(N), B(N);
        for (int i = 0; i < N; i++) cin >> X[i] >> T[i] >> A[i] >> B[i];

        unordered_set<int> types;
        for (int i = 0; i < N; i++) types.insert(T[i]);

        while (Q--) {
            cin >> L >> Y;

            unordered_map<int, int> stores;

            for (int i = 0; i < N; i++) {
                if (A[i] <= Y && Y <= B[i]) {
                    stores[T[i]] = max(abs(L - X[i]), stores[T[i]]);
                }
            }

            if (stores.size() < types.size()) {
                cout << "-1\n";
                continue;
            }

            int M = -1;
            for (pair<int, int> x: stores) {
                M = max(M, x.second);
            }

            cout << M << '\n';
        }
    }

• Subtask 1: 0 / 5
• Subtask 2: 0 / 7
• Subtask 3: 0 / 10
• Subtask 4: 0 / 23
• Subtask 5: 0 / 35
• Subtask 6: 0 / 20