제출 #1319409

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1319409		nagorn_ph	Topical (NOI23_topical)	C++20	100 / 100	353 ms	102028 KiB

Main

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;

#define ordered_set <int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update>
#define ordered_multiset <int, null_type, less_equal <int>, rb_tree_tag, tree_order_statistics_node_update>

#define int long long
#define pvv pair <vector <int>, vector <int>>
#define double long double
#define pii pair <int, int>
#define tiii tuple <int, int, int>
#define tiiii tuple <int, int, int, int>
#define emb emplace_back
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define iShowSpeed cin.tie(NULL)->sync_with_stdio(false)
#define matrix vector <vector <int>>
#define mat(n, m) vector <vector <int>> (n, vector <int> (m));

const int mod = 1e9 + 7;
const int inf = 1e18;
const matrix II = {{1, 0}, {0, 1}};

priority_queue <pii, vector <pii>, greater <pii>> q[1000005];

int32_t main(){
    iShowSpeed;
    int n, k; cin >> n >> k;
    int u[n + 1][k + 1], r[n + 1][k + 1];
    memset(u, 0, sizeof u);
    memset(r, 0, sizeof r);
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= k; j++) {
            cin >> u[i][j];
            q[j].emplace(u[i][j], i);
        }
    }
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= k; j++) {
            cin >> r[i][j];
        }
    }
    vector <int> cnt(n + 1), p(k + 1);
    while (1) {
        bool fix = false;
        for (int i = 1; i <= k; i++) {
            while (!q[i].empty()) {
                if (p[i] >= q[i].top().first) {
                    cnt[q[i].top().second]++;
                    if (cnt[q[i].top().second] == k) {
                        for (int j = 1; j <= k; j++) {
                            p[j] += r[q[i].top().second][j];
                        }
                    }
                    q[i].pop();
                    fix = true;
                }
                else break;
            }
        }
        if (!fix) break;
    }
    cout << count(all(cnt), k);
}

• Subtask 1: 12 / 12
• Subtask 2: 28 / 28
• Subtask 3: 21 / 21
• Subtask 4: 39 / 39