QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#136714#238. Distinct ValuesTeam_name#100 ✓416ms12272kbC++231.8kb2023-08-09 10:21:592023-08-09 10:22:00

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2023-08-09 10:22:00]
  • 评测
  • 测评结果:100
  • 用时:416ms
  • 内存:12272kb
  • [2023-08-09 10:21:59]
  • 提交

answer

#include <iostream>
#include <set>
#include <vector>
constexpr int N = 1E5;
int in[N + 1];
std::vector<int> out[N + 1];
int a[N + 1];
namespace seg_t
{
	int n;
	int a[4 * N];
	int p, v;
	void build(int u, int l, int r)
	{
		if (l == r - 1)
		{
			a[u] = 0;
			return;
		}
		int m = (l + r) / 2;
		build(u << 1, l, m);
		build(u << 1 | 1, m, r);
		a[u] = a[u << 1] + a[u << 1 | 1];
	}
	void build(int n_)
	{
		n = n_;
		build(1, 1, n + 1);
	}
	void add(int u, int l, int r)
	{
		if (l == r - 1)
		{
			a[u] += v;
			return;
		}
		if (int m = (l + r) / 2; p < m)
			add(u << 1, l, m);
		else
			add(u << 1 | 1, m, r);
		a[u] = a[u << 1] + a[u << 1 | 1];
	}
	void add(int p_, int v_)
	{
		p = p_, v = v_;
		add(1, 1, n + 1);
	}
	int query(int u, int l, int r)
	{
		if (l == r - 1)
			return l;
		if (int m = (l + r) / 2; a[u << 1] < m - l)
			return query(u << 1, l, m);
		else
			return query(u << 1 | 1, m, r);
	}
	int query()
	{
		return query(1, 1, n + 1);
	}
}
void solve()
{
	int n, m; std::cin >> n >> m;
	for (int i = 1; i <= n; ++i)
		in[i] = 0, out[i].clear();
	while (m--)
	{
		int li, ri; std::cin >> li >> ri;
		++in[li], out[ri].push_back(li);
	}
	std::multiset<int> s;
	seg_t::build(n);
	for (int i = 1; i <= n; ++i)
	{
		for (int j = in[i]; j--; )
			s.insert(i);
		a[i] = seg_t::query();
		if (!s.empty()) seg_t::add(a[i], 1);
		s.insert(i + 1);
		for (auto l : out[i])
		{
			auto it = s.find(l);
			if (it == s.begin())
			{
				auto it_ = it; int l_ = *++it_;
				for (int j = l; j < l_; ++j)
					seg_t::add(a[j], -1);
			}
			s.erase(it);
		}
		s.erase(i + 1);
	}
	for (int i = 1; i < n; ++i)
		std::cout << a[i] << " ";
	std::cout << a[n] << "\n";
}
int main()
{
	std::ios_base::sync_with_stdio(false), std::cin.tie(nullptr);
	int T; std::cin >> T;
	while (T--) solve();
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 416ms
memory: 12272kb

input:

11116
10 2
5 5
5 6
10 1
7 10
10 1
2 6
10 1
2 5
10 1
6 7
10 2
8 9
7 10
10 2
1 4
6 10
10 4
8 8
10 10
3 6
1 5
10 3
8 8
10 10
8 10
10 4
6 10
1 5
2 6
1 2
10 3
4 4
4 8
4 8
10 4
1 5
1 2
5 5
2 4
10 4
2 5
9 10
6 7
2 4
10 1
5 6
10 4
10 10
8 10
2 5
10 10
10 1
1 2
10 4
7 8
5 6
7 9
10 10
10 4
3 7
6 6
8 10
3 4
10...

output:

1 1 1 1 1 2 1 1 1 1
1 1 1 1 1 1 1 2 3 4
1 1 2 3 4 5 1 1 1 1
1 1 2 3 4 1 1 1 1 1
1 1 1 1 1 1 2 1 1 1
1 1 1 1 1 1 1 2 3 4
1 2 3 4 1 1 2 3 4 5
1 2 3 4 5 1 1 1 1 1
1 1 1 1 1 1 1 1 2 3
1 2 3 4 5 1 2 3 4 5
1 1 1 1 2 3 4 5 1 1
1 2 3 4 5 1 1 1 1 1
1 1 2 3 4 1 2 1 1 2
1 1 1 1 1 2 1 1 1 1
1 1 2 3 4 1 1 1 2 3
...

result:

ok 11116 lines