Submission #869225

#	Time	Username	Problem	Language	Result	Execution time	Memory
869225		goodspeed0208	Just Long Neckties (JOI20_ho_t1)	C++14	100 / 100	236 ms	19536 KiB

ho_t1

#include<iostream>
#include<vector>
#include<algorithm>
#include<utility>
#include<set>
using namespace std;
//想10 實作10 
signed main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
	int n;
	cin >> n;
	vector<pair<int, int> >a(n+1);
	vector<int> b(n);
	vector<int>ans(n);
	for (int i = 0 ; i < n+1 ; i++) {
		cin >> a[i].first;
		a[i].second = i;
	}
	for (auto &i : b) cin >> i;
	sort(a.begin(), a.end());
	sort(b.begin(), b.end());
	for (int i = 0 ; i < n ; i++) {
		ans[i] = max(a[i+1].first - b[i], 0);
	}
	vector<int>out(n+1);
	multiset<int>st;
	for (auto i : ans) st.insert(i);
	for (int i = 0 ; i < n+1 ; i++) {
		out[a[i].second] = *st.rbegin();
		if (i == n) break;
		st.erase(st.find(ans[i]));
		ans[i] = max(a[i].first - b[i], 0);
		st.insert(ans[i]);
	} 
	for (int i = 0 ; i < n+1 ; i++) {
		cout << out[i] << " ";
	}
	cout << "\n";
}

• Subtask 1: 1 / 1
• Subtask 2: 8 / 8
• Subtask 3: 91 / 91