oj.uz

Submission #994353

# Submission time Handle Problem Language Result Execution time Memory
994353 2024-06-07T13:06:14 Z prvocislo Minerals (JOI19_minerals) C++17
85 / 100
 36 ms 3120 KB 
#include "minerals.h"
#include <algorithm>
#include <bitset>
#include <cassert>
#include <chrono>
#include <cmath>
#include <deque>
#include <iomanip>
#include <iostream>
#include <map>
#include <queue>
#include <random>
#include <set>
#include <string>
#include <vector>
typedef long long ll;
typedef long double ld;
using namespace std;

vector<int> p;
vector<int> h1, h2;
int c = 0; // kolko z h1 je vnutri?
int lst = 0;
bool other(int x) // je druhy prvok typu x vnutri?
{
	int now = Query(p[x]);
	if (now != lst) return lst = now, false;
	return lst = now, true;
}
void go(int c2)
{
	while (c > c2) lst = Query(p[h1[--c]]);
	while (c < c2) lst = Query(p[h1[c++]]);
}
void solve(int l, int r, vector<int> b)
{
	if (l == r)
	{
		Answer(p[h1[l - 1]], p[b[0]]);
		return;
	}
	int m = (l + r) / 2;
	if (c > m) min(max(l, r - (1 * (r - l)) / 3), r - 1);
	if (c < m) min(max(l, l + (1 * (r - l)) / 3), r - 1);
	go(m);
	vector<int> bl, br;
	for (int i : b)
	{
		if (bl.size() == m - l + 1)
		{
			br.push_back(i);
		}
		else if (br.size() == r - m)
		{
			bl.push_back(i);
		}
		else
		{
			if (other(i)) bl.push_back(i);
			else br.push_back(i);
		}
	}
	solve(l, m, bl);
	solve(m + 1, r, br);
}
int rnd()
{
	return ((rand() % 10000) * 10000 + (rand() % 10000));
}
void Solve(int n)
{
	for (int i = 0; i <= 2 * n; i++) p.push_back(i);
	for (int i = 1; i <= 2 * n; i++) swap(p[i], p[1 + rnd() % i]);
	for (int i = 1; i <= 2 * n; i++)
	{
		if (h1.size() == n || other(i)) h2.push_back(i);
		else h1.push_back(i), c++;
	}
	solve(1, n, h2);
}

Compilation message

minerals.cpp: In function 'void solve(int, int, std::vector<int>)':
minerals.cpp:49:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   49 |   if (bl.size() == m - l + 1)
      |       ~~~~~~~~~~^~~~~~~~~~~~
minerals.cpp:53:22: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   53 |   else if (br.size() == r - m)
      |            ~~~~~~~~~~^~~~~~~~
minerals.cpp: In function 'void Solve(int)':
minerals.cpp:76:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   76 |   if (h1.size() == n || other(i)) h2.push_back(i);
      |       ~~~~~~~~~~^~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 2 ms 600 KB Output is correct
4 Correct 5 ms 856 KB Output is correct
5 Correct 9 ms 1248 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1248 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1324 KB Output is correct
13 Correct 9 ms 1368 KB Output is correct
14 Correct 9 ms 1360 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1248 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1324 KB Output is correct
13 Correct 9 ms 1368 KB Output is correct
14 Correct 9 ms 1360 KB Output is correct
15 Correct 27 ms 2768 KB Output is correct
16 Correct 33 ms 3016 KB Output is correct
17 Correct 26 ms 2768 KB Output is correct
18 Correct 28 ms 2692 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1248 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1324 KB Output is correct
13 Correct 9 ms 1368 KB Output is correct
14 Correct 9 ms 1360 KB Output is correct
15 Correct 27 ms 2768 KB Output is correct
16 Correct 33 ms 3016 KB Output is correct
17 Correct 26 ms 2768 KB Output is correct
18 Correct 28 ms 2692 KB Output is correct
19 Correct 30 ms 2768 KB Output is correct
20 Correct 29 ms 2916 KB Output is correct
21 Correct 30 ms 2768 KB Output is correct
22 Correct 30 ms 2724 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1248 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1324 KB Output is correct
13 Correct 9 ms 1368 KB Output is correct
14 Correct 9 ms 1360 KB Output is correct
15 Correct 27 ms 2768 KB Output is correct
16 Correct 33 ms 3016 KB Output is correct
17 Correct 26 ms 2768 KB Output is correct
18 Correct 28 ms 2692 KB Output is correct
19 Correct 30 ms 2768 KB Output is correct
20 Correct 29 ms 2916 KB Output is correct
21 Correct 30 ms 2768 KB Output is correct
22 Correct 30 ms 2724 KB Output is correct
23 Correct 28 ms 3024 KB Output is correct
24 Correct 29 ms 3024 KB Output is correct
25 Correct 33 ms 3048 KB Output is correct
26 Correct 28 ms 2768 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1248 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1324 KB Output is correct
13 Correct 9 ms 1368 KB Output is correct
14 Correct 9 ms 1360 KB Output is correct
15 Correct 27 ms 2768 KB Output is correct
16 Correct 33 ms 3016 KB Output is correct
17 Correct 26 ms 2768 KB Output is correct
18 Correct 28 ms 2692 KB Output is correct
19 Correct 30 ms 2768 KB Output is correct
20 Correct 29 ms 2916 KB Output is correct
21 Correct 30 ms 2768 KB Output is correct
22 Correct 30 ms 2724 KB Output is correct
23 Correct 28 ms 3024 KB Output is correct
24 Correct 29 ms 3024 KB Output is correct
25 Correct 33 ms 3048 KB Output is correct
26 Correct 28 ms 2768 KB Output is correct
27 Correct 29 ms 2928 KB Output is correct
28 Correct 36 ms 3120 KB Output is correct
29 Correct 30 ms 3024 KB Output is correct
30 Correct 30 ms 2768 KB Output is correct

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1248 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1324 KB Output is correct
13 Correct 9 ms 1368 KB Output is correct
14 Correct 9 ms 1360 KB Output is correct
15 Correct 27 ms 2768 KB Output is correct
16 Correct 33 ms 3016 KB Output is correct
17 Correct 26 ms 2768 KB Output is correct
18 Correct 28 ms 2692 KB Output is correct
19 Correct 30 ms 2768 KB Output is correct
20 Correct 29 ms 2916 KB Output is correct
21 Correct 30 ms 2768 KB Output is correct
22 Correct 30 ms 2724 KB Output is correct
23 Correct 28 ms 3024 KB Output is correct
24 Correct 29 ms 3024 KB Output is correct
25 Correct 33 ms 3048 KB Output is correct
26 Correct 28 ms 2768 KB Output is correct
27 Correct 29 ms 2928 KB Output is correct
28 Correct 36 ms 3120 KB Output is correct
29 Correct 30 ms 3024 KB Output is correct
30 Correct 30 ms 2768 KB Output is correct
31 Incorrect 34 ms 3024 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1248 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1324 KB Output is correct
13 Correct 9 ms 1368 KB Output is correct
14 Correct 9 ms 1360 KB Output is correct
15 Correct 27 ms 2768 KB Output is correct
16 Correct 33 ms 3016 KB Output is correct
17 Correct 26 ms 2768 KB Output is correct
18 Correct 28 ms 2692 KB Output is correct
19 Correct 30 ms 2768 KB Output is correct
20 Correct 29 ms 2916 KB Output is correct
21 Correct 30 ms 2768 KB Output is correct
22 Correct 30 ms 2724 KB Output is correct
23 Correct 28 ms 3024 KB Output is correct
24 Correct 29 ms 3024 KB Output is correct
25 Correct 33 ms 3048 KB Output is correct
26 Correct 28 ms 2768 KB Output is correct
27 Correct 29 ms 2928 KB Output is correct
28 Correct 36 ms 3120 KB Output is correct
29 Correct 30 ms 3024 KB Output is correct
30 Correct 30 ms 2768 KB Output is correct
31 Incorrect 34 ms 3024 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -