Submission #879444

#	Time	Username	Problem	Language	Result	Execution time	Memory
879444		TAhmed33	Akcija (COCI21_akcija)	C++98	10 / 110	1815 ms	524288 KiB

Main

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
vector <pair <ll, ll>> subs;
int n; ll w[2001], dd[2001];
vector <int> cur;
void recurse (int pos, int sze, ll cost) {
	if (pos == n) {
		vector <int> s = cur;
		sort(s.begin(), s.end(), [&] (int a, int b) {
			return dd[a] < dd[b];
		});
		bool flag = 1;
		for (int i = 0; i < sze; i++) {
			flag &= i <= dd[s[i]]; 
		}
		if (!flag) return;
		subs.push_back({sze, cost});
		return;
	}
	recurse(pos + 1, sze, cost);
	cur.push_back(pos);
	recurse(pos + 1, sze + 1, cost + w[pos]);
	cur.pop_back();
}
int main () {
	cin >> n; int k; cin >> k;
	for (int i = 0; i < n; i++) cin >> w[i] >> dd[i], dd[i]--;
	recurse(0, 0, 0);
	sort(subs.begin(), subs.end(), [] (pair <ll, ll> &a, pair <ll, ll> &b) {
		return a.first == b.first ? a.second < b.second : a.first > b.first;
	});
	for (int i = 0; i < k; i++) {
		cout << subs[i].first << " " << subs[i].second << '\n';
	}
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 10 / 10
• Subtask 5: 0 / 30
• Subtask 6: 0 / 20