oj.uz

답안 #595921

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
595921 2022-07-14T08:05:20 Z 장태환(#8443) Sushi (JOI16_sushi) C++17
20 / 100
 12000 ms 11952 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
using namespace std;
vector<int>pos;
int arr[400100];
struct pq
{
	vector<int>q;
	int ca = 0;
	void init(vector<int>v)
	{
		q.push_back(0);
		int i;
		for (i = 0; i < v.size(); i++)
			q.push_back(v[i]);
		q.resize(q.size() * 2);
		if (v.size() <= 3)
			ca = 1;
	}
	inline int up(int n)
	{
		if (q[1] <= n)
		{
			return n;
		}
		int rv = q[1];
		if (ca)
		{
			int i = 1;
			while (q[i + 1] > n)
			{
				q[i] = q[i + 1];
				i++;
			}
			q[i] = n;
			return rv;
		}


		int i = 1;
	T:
		if (q[i * 2] <= q[i * 2 + 1])
		{
			if (q[i * 2 + 1] <= n)
			{
				q[i] = n;
				return rv;
			}
			q[i] = q[i * 2 + 1];
			i = i * 2 + 1;
		}
		else
		{
			if (q[i * 2] <= n)
			{
				q[i] = n;
				return rv;
			}
			q[i] = q[i * 2];
			i = i * 2;
		}
		goto T;
	}
};
pq poss[50100];
int q[25100][3];
int main()
{
	int N, M;
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cin >> N >> M;
	int i;
	for (i = 0; i < N; i++)
	{
		cin >> arr[i];
	}
	for (i = 0; i < M; i++)
	{
		int a, b, c;
		cin >> a >> b >> c;
		a--;
		b--;
		q[i][0] = a;
		q[i][1] = b;
		q[i][2] = c;
		pos.push_back(a);
		pos.push_back(b + 1);
	}
	pos.push_back(0);
	pos.push_back(N);
	sort(pos.begin(), pos.end());
	pos.erase(unique(pos.begin(), pos.end()), pos.end());
	for (i = 0; i < pos.size() - 1; i++)
	{
		vector<int>x;
		int j;
		for (j = pos[i]; j < pos[i + 1]; j++)
		{
			x.push_back(arr[j]);
		}
		sort(x.begin(), x.end());
		reverse(x.begin(), x.end());
		poss[i].init(x);
	}
	int lm = pos.size() - 1;
	for (i = 0; i < M; i++)
	{
		int a = lower_bound(pos.begin(), pos.end(), q[i][0]) - pos.begin();
		int b = lower_bound(pos.begin(), pos.end(), q[i][1] + 1) - pos.begin();
		int j;
		int c = q[i][2];
		if (q[i][0] > q[i][1])
		{

			for (j = a; j < lm; j++)
			{
				c = poss[j].up(c);
			}
			for (j = 0; j < b; j++)
			{
				c = poss[j].up(c);
			}

		}
		else
		{
			for (j = a; j < b; j++)
			{
				c = poss[j].up(c);
			}
		}
		cout << c << '\n';
	}
}

Compilation message

sushi.cpp: In member function 'void pq::init(std::vector<int>)':
sushi.cpp:15:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 |   for (i = 0; i < v.size(); i++)
      |               ~~^~~~~~~~~~
sushi.cpp: In function 'int main()':
sushi.cpp:95:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   95 |  for (i = 0; i < pos.size() - 1; i++)
      |              ~~^~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 2004 KB Output is correct
2 Correct 5 ms 2004 KB Output is correct
3 Correct 5 ms 2004 KB Output is correct
4 Correct 5 ms 2004 KB Output is correct
5 Correct 5 ms 2016 KB Output is correct
6 Correct 7 ms 2004 KB Output is correct
7 Correct 5 ms 2004 KB Output is correct
8 Correct 4 ms 2004 KB Output is correct
9 Correct 6 ms 2004 KB Output is correct
10 Correct 5 ms 2020 KB Output is correct
11 Correct 7 ms 2004 KB Output is correct
12 Correct 8 ms 2004 KB Output is correct
13 Correct 9 ms 2004 KB Output is correct
14 Correct 6 ms 2004 KB Output is correct
15 Correct 7 ms 2024 KB Output is correct
16 Correct 2 ms 2004 KB Output is correct
17 Correct 1 ms 1876 KB Output is correct
18 Correct 1 ms 1816 KB Output is correct
19 Correct 1 ms 1876 KB Output is correct
20 Correct 1 ms 1876 KB Output is correct
21 Correct 1 ms 1876 KB Output is correct
22 Correct 1 ms 1876 KB Output is correct

Subtask #2
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 88 ms 11800 KB Output is correct
2 Correct 82 ms 11788 KB Output is correct
3 Correct 39 ms 11844 KB Output is correct
4 Correct 83 ms 11860 KB Output is correct
5 Correct 61 ms 11816 KB Output is correct
6 Correct 93 ms 11952 KB Output is correct
7 Correct 69 ms 11800 KB Output is correct
8 Correct 61 ms 11792 KB Output is correct
9 Correct 40 ms 11840 KB Output is correct
10 Correct 58 ms 11844 KB Output is correct
11 Correct 37 ms 11844 KB Output is correct
12 Correct 62 ms 11908 KB Output is correct
13 Correct 88 ms 11908 KB Output is correct
14 Correct 78 ms 11844 KB Output is correct
15 Correct 39 ms 11852 KB Output is correct
16 Correct 88 ms 11876 KB Output is correct
17 Correct 64 ms 11796 KB Output is correct
18 Correct 81 ms 11836 KB Output is correct
19 Correct 66 ms 11864 KB Output is correct
20 Correct 80 ms 11812 KB Output is correct

Subtask #3
0 / 80.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 2004 KB Output is correct
2 Correct 5 ms 2004 KB Output is correct
3 Correct 5 ms 2004 KB Output is correct
4 Correct 5 ms 2004 KB Output is correct
5 Correct 5 ms 2016 KB Output is correct
6 Correct 7 ms 2004 KB Output is correct
7 Correct 5 ms 2004 KB Output is correct
8 Correct 4 ms 2004 KB Output is correct
9 Correct 6 ms 2004 KB Output is correct
10 Correct 5 ms 2020 KB Output is correct
11 Correct 7 ms 2004 KB Output is correct
12 Correct 8 ms 2004 KB Output is correct
13 Correct 9 ms 2004 KB Output is correct
14 Correct 6 ms 2004 KB Output is correct
15 Correct 7 ms 2024 KB Output is correct
16 Correct 2 ms 2004 KB Output is correct
17 Correct 1 ms 1876 KB Output is correct
18 Correct 1 ms 1816 KB Output is correct
19 Correct 1 ms 1876 KB Output is correct
20 Correct 1 ms 1876 KB Output is correct
21 Correct 1 ms 1876 KB Output is correct
22 Correct 1 ms 1876 KB Output is correct
23 Correct 88 ms 11800 KB Output is correct
24 Correct 82 ms 11788 KB Output is correct
25 Correct 39 ms 11844 KB Output is correct
26 Correct 83 ms 11860 KB Output is correct
27 Correct 61 ms 11816 KB Output is correct
28 Correct 93 ms 11952 KB Output is correct
29 Correct 69 ms 11800 KB Output is correct
30 Correct 61 ms 11792 KB Output is correct
31 Correct 40 ms 11840 KB Output is correct
32 Correct 58 ms 11844 KB Output is correct
33 Correct 37 ms 11844 KB Output is correct
34 Correct 62 ms 11908 KB Output is correct
35 Correct 88 ms 11908 KB Output is correct
36 Correct 78 ms 11844 KB Output is correct
37 Correct 39 ms 11852 KB Output is correct
38 Correct 88 ms 11876 KB Output is correct
39 Correct 64 ms 11796 KB Output is correct
40 Correct 81 ms 11836 KB Output is correct
41 Correct 66 ms 11864 KB Output is correct
42 Correct 80 ms 11812 KB Output is correct
43 Correct 1456 ms 8380 KB Output is correct
44 Correct 1419 ms 8484 KB Output is correct
45 Correct 1357 ms 8048 KB Output is correct
46 Correct 1689 ms 8272 KB Output is correct
47 Correct 1375 ms 8372 KB Output is correct
48 Correct 9126 ms 8220 KB Output is correct
49 Correct 8575 ms 8252 KB Output is correct
50 Correct 8290 ms 8256 KB Output is correct
51 Correct 8462 ms 8256 KB Output is correct
52 Correct 1719 ms 7804 KB Output is correct
53 Correct 3168 ms 8280 KB Output is correct
54 Execution timed out 12093 ms 8128 KB Time limit exceeded
55 Halted 0 ms 0 KB -