Submission #648138

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
648138	2022-10-05 13:46:01	406	Hamburg Steak (JOI20_hamburg)	C++17	15 / 100	1815 ms	53116 KiB

hamburg

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#include <bits/stdc++.h>
using namespace std;
const int N = 2e5 + 50;
const int M = 2 * N + 5;
int l[N], r[N], u[N], d[N], n, k;
bitset<N> used, full;
vector<pair<int, int>> points;
vector<int> X, Y, cl[M], op[M];
inline bool check() {
        return used == full;
}
inline bool inter(int i, int x, int y) {
        return l[i] <= x && x <= r[i] && d[i] <= y && y <= u[i];
}
void rec(int x) {
        if (check()) {
                for (int i = 0; i < (int) points.size(); i++)
                        cout << X[points[i].first] << ' ' << Y[points[i].second] << '\n';
                for (int i = points.size(); i < k; i++)
                        cout << 1 << ' ' << 1 << '\n';
                exit(0);
        }
        if (x == k)
                return;
        for (int i = 0; i <= 2 * n; i++)
 
 
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