oj.uz

Submission #836168

# Submission time Handle Problem Language Result Execution time Memory
836168 2023-08-24T08:16:47 Z gustason Minerals (JOI19_minerals) C++14
80 / 100
 33 ms 3400 KB 
#include <bits/stdc++.h>
#include "minerals.h"

using namespace std;

int last = 0;

bool ask(int x) {
	int now = Query(x);
	bool ar_naujas = (now != last);
	last = now;
	return ar_naujas;
}

#define p(x) cout << (#x) << ":\n";print(x)

void print(vector<int>& a) {
	for(int i : a) {
		cout << i << " ";
	} 
	cout << "\n";
}

void go(vector<int> pirmas, vector<int> antras, bool flag=false) {
	int n = pirmas.size(), m = n/2;
	//p(pirmas);
	//p(antras);
	
	assert(n != 0);
	if (n == 1) {
		Answer(pirmas[0], antras[0]);
		return;
	}
	
	if (flag) {
		for(int i = m; i < n; i++) {
			ask(pirmas[i]);
		}
	}
	else {
		for(int i = 0; i < m; i++) {
			ask(pirmas[i]);
		}
	}
	
	vector<int> naujas_pirmas, naujas_antras;
	for(const auto& i : antras) {
		if ((int) naujas_pirmas.size() == n) {
			naujas_antras.push_back(i);
		}
		else if ((int) naujas_antras.size() == n-m) {
			naujas_pirmas.push_back(i);
		}
		else if (ask(i)) {
			naujas_antras.push_back(i);
		}
		else {
			naujas_pirmas.push_back(i);
		}
	}
	
	vector<int> half, other_half;
	for(int i = 0; i < n; i++) {
		if (i < m) {
			half.push_back(pirmas[i]);
		}
		else {
			other_half.push_back(pirmas[i]);
		}
	}
	
	//p(half);
	//p(naujas_pirmas);
	//p(other_half);
	//p(naujas_antras);
	
	go(half, naujas_pirmas, true);
	go(other_half, naujas_antras);
}

void Solve(int N) {
	vector<int> pirmas, antras;
	for(int i = 1; i <= 2*N; i++) {
		if (ask(i)) {
			pirmas.push_back(i);
		}
		else {
			antras.push_back(i);
		}
	}
	
	go(pirmas, antras, true);
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 2 ms 336 KB Output is correct
3 Correct 3 ms 464 KB Output is correct
4 Correct 6 ms 848 KB Output is correct
5 Correct 11 ms 1232 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 3 ms 464 KB Output is correct
8 Correct 6 ms 848 KB Output is correct
9 Correct 11 ms 1232 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 7 ms 976 KB Output is correct
12 Correct 11 ms 1360 KB Output is correct
13 Correct 10 ms 1360 KB Output is correct
14 Correct 11 ms 1240 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 3 ms 464 KB Output is correct
8 Correct 6 ms 848 KB Output is correct
9 Correct 11 ms 1232 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 7 ms 976 KB Output is correct
12 Correct 11 ms 1360 KB Output is correct
13 Correct 10 ms 1360 KB Output is correct
14 Correct 11 ms 1240 KB Output is correct
15 Correct 28 ms 3268 KB Output is correct
16 Correct 27 ms 3140 KB Output is correct
17 Correct 27 ms 3012 KB Output is correct
18 Correct 22 ms 2868 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 3 ms 464 KB Output is correct
8 Correct 6 ms 848 KB Output is correct
9 Correct 11 ms 1232 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 7 ms 976 KB Output is correct
12 Correct 11 ms 1360 KB Output is correct
13 Correct 10 ms 1360 KB Output is correct
14 Correct 11 ms 1240 KB Output is correct
15 Correct 28 ms 3268 KB Output is correct
16 Correct 27 ms 3140 KB Output is correct
17 Correct 27 ms 3012 KB Output is correct
18 Correct 22 ms 2868 KB Output is correct
19 Correct 28 ms 3152 KB Output is correct
20 Correct 32 ms 3152 KB Output is correct
21 Correct 27 ms 3060 KB Output is correct
22 Correct 24 ms 2952 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 3 ms 464 KB Output is correct
8 Correct 6 ms 848 KB Output is correct
9 Correct 11 ms 1232 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 7 ms 976 KB Output is correct
12 Correct 11 ms 1360 KB Output is correct
13 Correct 10 ms 1360 KB Output is correct
14 Correct 11 ms 1240 KB Output is correct
15 Correct 28 ms 3268 KB Output is correct
16 Correct 27 ms 3140 KB Output is correct
17 Correct 27 ms 3012 KB Output is correct
18 Correct 22 ms 2868 KB Output is correct
19 Correct 28 ms 3152 KB Output is correct
20 Correct 32 ms 3152 KB Output is correct
21 Correct 27 ms 3060 KB Output is correct
22 Correct 24 ms 2952 KB Output is correct
23 Correct 28 ms 3272 KB Output is correct
24 Correct 29 ms 3388 KB Output is correct
25 Correct 25 ms 3216 KB Output is correct
26 Correct 27 ms 3016 KB Output is correct

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 3 ms 464 KB Output is correct
8 Correct 6 ms 848 KB Output is correct
9 Correct 11 ms 1232 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 7 ms 976 KB Output is correct
12 Correct 11 ms 1360 KB Output is correct
13 Correct 10 ms 1360 KB Output is correct
14 Correct 11 ms 1240 KB Output is correct
15 Correct 28 ms 3268 KB Output is correct
16 Correct 27 ms 3140 KB Output is correct
17 Correct 27 ms 3012 KB Output is correct
18 Correct 22 ms 2868 KB Output is correct
19 Correct 28 ms 3152 KB Output is correct
20 Correct 32 ms 3152 KB Output is correct
21 Correct 27 ms 3060 KB Output is correct
22 Correct 24 ms 2952 KB Output is correct
23 Correct 28 ms 3272 KB Output is correct
24 Correct 29 ms 3388 KB Output is correct
25 Correct 25 ms 3216 KB Output is correct
26 Correct 27 ms 3016 KB Output is correct
27 Incorrect 33 ms 3400 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 3 ms 464 KB Output is correct
8 Correct 6 ms 848 KB Output is correct
9 Correct 11 ms 1232 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 7 ms 976 KB Output is correct
12 Correct 11 ms 1360 KB Output is correct
13 Correct 10 ms 1360 KB Output is correct
14 Correct 11 ms 1240 KB Output is correct
15 Correct 28 ms 3268 KB Output is correct
16 Correct 27 ms 3140 KB Output is correct
17 Correct 27 ms 3012 KB Output is correct
18 Correct 22 ms 2868 KB Output is correct
19 Correct 28 ms 3152 KB Output is correct
20 Correct 32 ms 3152 KB Output is correct
21 Correct 27 ms 3060 KB Output is correct
22 Correct 24 ms 2952 KB Output is correct
23 Correct 28 ms 3272 KB Output is correct
24 Correct 29 ms 3388 KB Output is correct
25 Correct 25 ms 3216 KB Output is correct
26 Correct 27 ms 3016 KB Output is correct
27 Incorrect 33 ms 3400 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 3 ms 464 KB Output is correct
8 Correct 6 ms 848 KB Output is correct
9 Correct 11 ms 1232 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 7 ms 976 KB Output is correct
12 Correct 11 ms 1360 KB Output is correct
13 Correct 10 ms 1360 KB Output is correct
14 Correct 11 ms 1240 KB Output is correct
15 Correct 28 ms 3268 KB Output is correct
16 Correct 27 ms 3140 KB Output is correct
17 Correct 27 ms 3012 KB Output is correct
18 Correct 22 ms 2868 KB Output is correct
19 Correct 28 ms 3152 KB Output is correct
20 Correct 32 ms 3152 KB Output is correct
21 Correct 27 ms 3060 KB Output is correct
22 Correct 24 ms 2952 KB Output is correct
23 Correct 28 ms 3272 KB Output is correct
24 Correct 29 ms 3388 KB Output is correct
25 Correct 25 ms 3216 KB Output is correct
26 Correct 27 ms 3016 KB Output is correct
27 Incorrect 33 ms 3400 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -