oj.uz

Submission #971120

# Submission time Handle Problem Language Result Execution time Memory
971120 2024-04-28T02:20:42 Z THXuan Topical (NOI23_topical) C++14
40 / 100
 1000 ms 150004 KB 
#include <iostream>
#include <vector>
#include <algorithm>
#include <queue>
#include <set>
#include <map>
#define INF 1e9
using namespace std;
typedef long long ll;

vector<pair<ll, ll>>x[1000005];

void solve()
{
	ll n, k; cin >> n >> k;
	vector<vector<ll>>v(n + 1, vector<ll>(k + 1));
	vector<vector<ll>>a(n + 1, vector<ll>(k + 1));
	int root = -1;
	for (int i = 0; i < n; i++) {
		bool flag = true;
		for (int j = 0; j < k; j++) {
			cin >> v[i][j];
			if (v[i][j] > 0)flag = false;
			x[j].push_back({ v[i][j], i });
		}
		if (flag) root = i;
	}
	for (int i = 0; i < n; i++) {
		for (int j = 0; j < k; j++) {
			cin >> a[i][j];
		}
	}
	if (root == -1) { cout << 0 << "\n"; return; }
	for (int i = 0; i < k; i++) sort(x[i].begin(), x[i].end());
	queue<ll>q;
	q.push(root);
	ll ans = 0;
	vector<bool>visited(n, false);
	vector<ll>p(k), pos(k), seen(n);
	while (q.size()) {
		int node = q.front(); q.pop();
		if (visited[node])continue;
		visited[node] = true;
		++ans;
		for (int i = 0; i < k; i++) {
			p[i] += a[node][i];
			while (pos[i] < x[i].size() && x[i][pos[i]].first <= p[i]) {
				seen[x[i][pos[i]].second]++;
				++pos[i];
			}
		}
		for (int i = 0; i < n; i++) {
			if (seen[i] == k && !visited[i])q.push(i);
		}
	}
	cout << ans << "\n";
}

int main()
{
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int t = 1;// cin>>t;
	while (t--) solve();
	return 0;
}

Compilation message

Main.cpp: In function 'void solve()':
Main.cpp:47:18: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |    while (pos[i] < x[i].size() && x[i][pos[i]].first <= p[i]) {

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 23936 KB Output is correct
2 Correct 6 ms 23936 KB Output is correct
3 Correct 7 ms 24412 KB Output is correct
4 Correct 190 ms 102084 KB Output is correct
5 Correct 182 ms 102084 KB Output is correct
6 Correct 182 ms 102112 KB Output is correct
7 Correct 142 ms 86564 KB Output is correct

Subtask #2
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 23900 KB Output is correct
2 Correct 6 ms 23900 KB Output is correct
3 Correct 6 ms 23900 KB Output is correct
4 Correct 6 ms 23904 KB Output is correct
5 Correct 5 ms 23896 KB Output is correct
6 Correct 6 ms 23956 KB Output is correct
7 Correct 8 ms 24156 KB Output is correct
8 Correct 8 ms 24156 KB Output is correct
9 Correct 9 ms 24412 KB Output is correct
10 Correct 8 ms 24156 KB Output is correct
11 Correct 8 ms 24156 KB Output is correct
12 Correct 8 ms 24156 KB Output is correct

Subtask #3
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 23900 KB Output is correct
2 Correct 6 ms 23900 KB Output is correct
3 Correct 245 ms 36608 KB Output is correct
4 Execution timed out 1080 ms 150004 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #4
0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 23936 KB Output is correct
2 Correct 6 ms 23936 KB Output is correct
3 Correct 7 ms 24412 KB Output is correct
4 Correct 190 ms 102084 KB Output is correct
5 Correct 182 ms 102084 KB Output is correct
6 Correct 182 ms 102112 KB Output is correct
7 Correct 142 ms 86564 KB Output is correct
8 Correct 5 ms 23900 KB Output is correct
9 Correct 6 ms 23900 KB Output is correct
10 Correct 6 ms 23900 KB Output is correct
11 Correct 6 ms 23904 KB Output is correct
12 Correct 5 ms 23896 KB Output is correct
13 Correct 6 ms 23956 KB Output is correct
14 Correct 8 ms 24156 KB Output is correct
15 Correct 8 ms 24156 KB Output is correct
16 Correct 9 ms 24412 KB Output is correct
17 Correct 8 ms 24156 KB Output is correct
18 Correct 8 ms 24156 KB Output is correct
19 Correct 8 ms 24156 KB Output is correct
20 Correct 6 ms 23900 KB Output is correct
21 Correct 6 ms 23900 KB Output is correct
22 Correct 245 ms 36608 KB Output is correct
23 Execution timed out 1080 ms 150004 KB Time limit exceeded
24 Halted 0 ms 0 KB -