oj.uz

답안 #596137

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
596137 2022-07-14T12:09:31 Z jjang36524 Sushi (JOI16_sushi) C++14
100 / 100
 11423 ms 11332 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
{
	int* q;
	int r;
	void init(vector<int>v)
	{
		q = (int*)calloc(v.size()+2, sizeof(int));
		int i;
		for (i = 0; i < v.size(); i++)
			q[i + 1] = v[i];
		r = v.size();
	}
	inline int up(int n)
	{
		if (q[1] <= n)
		{
			return n;
		}
		int rv = q[1];

		int i = 1;
	T:
		if (i * 2 > r)
		{
			q[i] = n;
			return rv;
		}
		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:87:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   87 |  for (i = 0; i < pos.size() - 1; i++)
      |              ~~^~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 468 KB Output is correct
2 Correct 4 ms 468 KB Output is correct
3 Correct 4 ms 468 KB Output is correct
4 Correct 4 ms 468 KB Output is correct
5 Correct 4 ms 468 KB Output is correct
6 Correct 4 ms 468 KB Output is correct
7 Correct 3 ms 468 KB Output is correct
8 Correct 4 ms 468 KB Output is correct
9 Correct 4 ms 468 KB Output is correct
10 Correct 5 ms 468 KB Output is correct
11 Correct 7 ms 468 KB Output is correct
12 Correct 7 ms 492 KB Output is correct
13 Correct 9 ms 468 KB Output is correct
14 Correct 5 ms 460 KB Output is correct
15 Correct 6 ms 408 KB Output is correct
16 Correct 2 ms 468 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct

Subtask #2
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 82 ms 7128 KB Output is correct
2 Correct 88 ms 7148 KB Output is correct
3 Correct 37 ms 7216 KB Output is correct
4 Correct 86 ms 7148 KB Output is correct
5 Correct 53 ms 7100 KB Output is correct
6 Correct 56 ms 7104 KB Output is correct
7 Correct 55 ms 7104 KB Output is correct
8 Correct 53 ms 7164 KB Output is correct
9 Correct 32 ms 7200 KB Output is correct
10 Correct 46 ms 7092 KB Output is correct
11 Correct 31 ms 7276 KB Output is correct
12 Correct 46 ms 7172 KB Output is correct
13 Correct 75 ms 7168 KB Output is correct
14 Correct 73 ms 7100 KB Output is correct
15 Correct 35 ms 7104 KB Output is correct
16 Correct 77 ms 7192 KB Output is correct
17 Correct 53 ms 7156 KB Output is correct
18 Correct 56 ms 7168 KB Output is correct
19 Correct 56 ms 7192 KB Output is correct
20 Correct 54 ms 7152 KB Output is correct

Subtask #3
80.0 / 80.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 468 KB Output is correct
2 Correct 4 ms 468 KB Output is correct
3 Correct 4 ms 468 KB Output is correct
4 Correct 4 ms 468 KB Output is correct
5 Correct 4 ms 468 KB Output is correct
6 Correct 4 ms 468 KB Output is correct
7 Correct 3 ms 468 KB Output is correct
8 Correct 4 ms 468 KB Output is correct
9 Correct 4 ms 468 KB Output is correct
10 Correct 5 ms 468 KB Output is correct
11 Correct 7 ms 468 KB Output is correct
12 Correct 7 ms 492 KB Output is correct
13 Correct 9 ms 468 KB Output is correct
14 Correct 5 ms 460 KB Output is correct
15 Correct 6 ms 408 KB Output is correct
16 Correct 2 ms 468 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 82 ms 7128 KB Output is correct
24 Correct 88 ms 7148 KB Output is correct
25 Correct 37 ms 7216 KB Output is correct
26 Correct 86 ms 7148 KB Output is correct
27 Correct 53 ms 7100 KB Output is correct
28 Correct 56 ms 7104 KB Output is correct
29 Correct 55 ms 7104 KB Output is correct
30 Correct 53 ms 7164 KB Output is correct
31 Correct 32 ms 7200 KB Output is correct
32 Correct 46 ms 7092 KB Output is correct
33 Correct 31 ms 7276 KB Output is correct
34 Correct 46 ms 7172 KB Output is correct
35 Correct 75 ms 7168 KB Output is correct
36 Correct 73 ms 7100 KB Output is correct
37 Correct 35 ms 7104 KB Output is correct
38 Correct 77 ms 7192 KB Output is correct
39 Correct 53 ms 7156 KB Output is correct
40 Correct 56 ms 7168 KB Output is correct
41 Correct 56 ms 7192 KB Output is correct
42 Correct 54 ms 7152 KB Output is correct
43 Correct 842 ms 6076 KB Output is correct
44 Correct 897 ms 6080 KB Output is correct
45 Correct 864 ms 5996 KB Output is correct
46 Correct 800 ms 6176 KB Output is correct
47 Correct 848 ms 6044 KB Output is correct
48 Correct 7561 ms 6480 KB Output is correct
49 Correct 7608 ms 6172 KB Output is correct
50 Correct 7593 ms 6148 KB Output is correct
51 Correct 7899 ms 6072 KB Output is correct
52 Correct 1338 ms 5200 KB Output is correct
53 Correct 1855 ms 6068 KB Output is correct
54 Correct 11423 ms 6272 KB Output is correct
55 Correct 11169 ms 6320 KB Output is correct
56 Correct 11167 ms 6148 KB Output is correct
57 Correct 11237 ms 10436 KB Output is correct
58 Correct 7147 ms 9340 KB Output is correct
59 Correct 8087 ms 9348 KB Output is correct
60 Correct 86 ms 11324 KB Output is correct
61 Correct 90 ms 11320 KB Output is correct
62 Correct 91 ms 11332 KB Output is correct
63 Correct 93 ms 11332 KB Output is correct
64 Correct 915 ms 6928 KB Output is correct
65 Correct 82 ms 10144 KB Output is correct
66 Correct 67 ms 10180 KB Output is correct
67 Correct 3816 ms 10332 KB Output is correct
68 Correct 9618 ms 10492 KB Output is correct
69 Correct 9674 ms 10572 KB Output is correct
70 Correct 9714 ms 10484 KB Output is correct