제출 #844275

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
844275		vjudge1	Pod starim krovovima (COCI20_psk)	C++17	50 / 50	1 ms	600 KiB

Main

#include <bits/stdc++.h>
using namespace std;
 
#define fast ios::sync_with_stdio(0);cin.tie(0);
#define s second
#define f first
typedef long long ll;
const ll MOD = 998244353;
const ll LOGN = 20;
const ll MAXN = 5005;

vector<pair<pair<ll,ll>,int>> T;
vector<ll> empSuff;
int main() {
	fast
	int N;
	cin >> N;

	T = vector<pair<pair<ll,ll>,int>>(N);
	ll sum = 0;
	for (int i = 0; i < N; i++) {
		cin >> T[i].f.s >> T[i].f.f;
		sum += T[i].f.s;
		T[i].s = i;
	}

	if (sum == 0) {
		cout << N << "\n";
		for (int i = 0; i < N; i++)
			cout << 0 << " ";
		return 0;
	}

	sort(T.begin(), T.end(), greater<pair<pair<ll,ll>,int>>());
	for (int i = 0; i < N; i++) {
		ll pour = min(sum, T[i].f.f);
		T[i].f.s = pour;
		sum -= pour;
	}

	vector<int> ans(N);
	int cnt = 0;
	for (int i = 0; i < N; i++) {
		ans[T[i].s] = T[i].f.s;
		if (ans[T[i].s] == 0)
			cnt++;
	}

	cout << cnt << "\n";
	for (auto u : ans)
		cout << u << " ";
	cout << "\n"; 
}

• Subtask 1: 50 / 50