Submission #367350

#	Time	Username	Problem	Language	Result	Execution time	Memory
367350		ijxjdjd	Sails (IOI07_sails)	C++14	5 / 100	1085 ms	2664 KiB

sails

#include <bits/stdc++.h>
#define FR(i, N) for (int i = 0; i < int(N); i++)
#define all(x) begin(x), end(x)

using namespace std;

using ll = long long;

int main() {
	cin.tie(0);
	cin.sync_with_stdio(0);
	int N;
	cin >> N;
	vector<pair<int, int>> masts;
	priority_queue<int, vector<int>, greater<int>> pq;
	FR(i, N) {
        int h, k;
        cin >> h >> k;
        masts.push_back({h, k});
	}
//	sort(all(masts));
//	int costs[100000];
	int last = 0;
	ll ans = 0;
    vector<int> remd;
	FR(i, N) {
	    remd.clear();
	    while (last<masts[i].first) {
            pq.push(0);
            last++;
	    }
        while (masts[i].second-->0) {
            int next = pq.top();
            pq.pop();
            ans += next;
            next++;
            remd.push_back(next);
        }
        for (auto& a : remd) {
            pq.push(a);
        }
    }
    cout << ans << '\n';
	return 0;
}

• Subtask 1: 5 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 5
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10
• Subtask 11: 0 / 10