oj.uz

답안 #595900

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
595900 2022-07-14T07:59:02 Z 장태환(#8443) Sushi (JOI16_sushi) C++17
20 / 100
 12000 ms 11908 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#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() <= 2)
			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:16:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |   for (i = 0; i < v.size(); i++)
      |               ~~^~~~~~~~~~
sushi.cpp: In function 'int main()':
sushi.cpp:96:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   96 |  for (i = 0; i < pos.size() - 1; i++)
      |              ~~^~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2004 KB Output is correct
2 Correct 6 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 4 ms 2004 KB Output is correct
6 Correct 5 ms 2004 KB Output is correct
7 Correct 4 ms 2004 KB Output is correct
8 Correct 4 ms 2004 KB Output is correct
9 Correct 5 ms 2004 KB Output is correct
10 Correct 6 ms 2004 KB Output is correct
11 Correct 9 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 5 ms 2004 KB Output is correct
15 Correct 7 ms 2004 KB Output is correct
16 Correct 3 ms 2004 KB Output is correct
17 Correct 1 ms 1876 KB Output is correct
18 Correct 1 ms 1876 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 92 ms 11880 KB Output is correct
2 Correct 79 ms 11800 KB Output is correct
3 Correct 39 ms 11868 KB Output is correct
4 Correct 81 ms 11828 KB Output is correct
5 Correct 60 ms 11908 KB Output is correct
6 Correct 63 ms 11788 KB Output is correct
7 Correct 62 ms 11804 KB Output is correct
8 Correct 60 ms 11876 KB Output is correct
9 Correct 37 ms 11884 KB Output is correct
10 Correct 52 ms 11860 KB Output is correct
11 Correct 40 ms 11804 KB Output is correct
12 Correct 54 ms 11868 KB Output is correct
13 Correct 90 ms 11884 KB Output is correct
14 Correct 77 ms 11796 KB Output is correct
15 Correct 40 ms 11788 KB Output is correct
16 Correct 109 ms 11884 KB Output is correct
17 Correct 65 ms 11808 KB Output is correct
18 Correct 63 ms 11788 KB Output is correct
19 Correct 66 ms 11812 KB Output is correct
20 Correct 73 ms 11888 KB Output is correct

Subtask #3
0 / 80.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2004 KB Output is correct
2 Correct 6 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 4 ms 2004 KB Output is correct
6 Correct 5 ms 2004 KB Output is correct
7 Correct 4 ms 2004 KB Output is correct
8 Correct 4 ms 2004 KB Output is correct
9 Correct 5 ms 2004 KB Output is correct
10 Correct 6 ms 2004 KB Output is correct
11 Correct 9 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 5 ms 2004 KB Output is correct
15 Correct 7 ms 2004 KB Output is correct
16 Correct 3 ms 2004 KB Output is correct
17 Correct 1 ms 1876 KB Output is correct
18 Correct 1 ms 1876 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 92 ms 11880 KB Output is correct
24 Correct 79 ms 11800 KB Output is correct
25 Correct 39 ms 11868 KB Output is correct
26 Correct 81 ms 11828 KB Output is correct
27 Correct 60 ms 11908 KB Output is correct
28 Correct 63 ms 11788 KB Output is correct
29 Correct 62 ms 11804 KB Output is correct
30 Correct 60 ms 11876 KB Output is correct
31 Correct 37 ms 11884 KB Output is correct
32 Correct 52 ms 11860 KB Output is correct
33 Correct 40 ms 11804 KB Output is correct
34 Correct 54 ms 11868 KB Output is correct
35 Correct 90 ms 11884 KB Output is correct
36 Correct 77 ms 11796 KB Output is correct
37 Correct 40 ms 11788 KB Output is correct
38 Correct 109 ms 11884 KB Output is correct
39 Correct 65 ms 11808 KB Output is correct
40 Correct 63 ms 11788 KB Output is correct
41 Correct 66 ms 11812 KB Output is correct
42 Correct 73 ms 11888 KB Output is correct
43 Correct 1520 ms 8376 KB Output is correct
44 Correct 1688 ms 8276 KB Output is correct
45 Correct 1337 ms 8160 KB Output is correct
46 Correct 1550 ms 8504 KB Output is correct
47 Correct 1433 ms 8436 KB Output is correct
48 Correct 8642 ms 8364 KB Output is correct
49 Correct 8828 ms 8252 KB Output is correct
50 Correct 8362 ms 8256 KB Output is correct
51 Correct 8455 ms 8152 KB Output is correct
52 Correct 1407 ms 7868 KB Output is correct
53 Correct 3104 ms 8312 KB Output is correct
54 Execution timed out 12083 ms 8232 KB Time limit exceeded
55 Halted 0 ms 0 KB -