Submission #615473

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
615473	2022-07-31T09:39:27 Z	valerikk	Minerals (JOI19_minerals)	C++17	100 / 100	56 ms	4240 KB

minerals

#include "minerals.h"
#include <bits/stdc++.h>
using namespace std;
 
mt19937 gen(239);

int last;

bool query(int x) {
	int cur = Query(x);
	bool res = cur != last;
	last = cur;
	return res;
}

void solve(vector<int> a, vector<int> b, bool f) {
	int n = a.size();
	if (n == 1) {
		Answer(a[0], b[0]);
		return;
	}
	int m = max(1, n / 3);
	vector<int> a1, a2, b1, b2;
	for (int i = 0; i < m; ++i) {
		query(a[i]);
		a1.push_back(a[i]);
	}
	for (int i = m; i < n; ++i) {
		a2.push_back(a[i]);
	}
	for (int i = 0; i < n; ++i) {
		if (b1.size() == a1.size()) {
			b2.push_back(b[i]);
			continue;
		}
		if (b2.size() == a2.size()) {
			b1.push_back(b[i]);
			continue;
		}
		if (query(b[i]) ^ f) {
			b2.push_back(b[i]);
		} else {
			b1.push_back(b[i]);
		}
	}
	solve(a1, b1, !f);
	solve(a2, b2, f);
}
 
void Solve(int N) {
	vector<int> a, b;
	last = 0;
	for (int i = 1; i <= 2 * N; ++i) {
		if (query(i)) {
			a.push_back(i);
		} else {
			b.push_back(i);
		}
	}
	solve(a, b, true);
}

Subtask #1
6.0 / 6.0

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

Subtask #2
25.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	3 ms	464 KB	Output is correct
3	Correct	4 ms	592 KB	Output is correct
4	Correct	9 ms	976 KB	Output is correct
5	Correct	19 ms	1608 KB	Output is correct

Subtask #3
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	3 ms	464 KB	Output is correct
7	Correct	4 ms	592 KB	Output is correct
8	Correct	9 ms	976 KB	Output is correct
9	Correct	19 ms	1608 KB	Output is correct
10	Correct	1 ms	336 KB	Output is correct
11	Correct	11 ms	1216 KB	Output is correct
12	Correct	16 ms	1724 KB	Output is correct
13	Correct	14 ms	1744 KB	Output is correct
14	Correct	14 ms	1628 KB	Output is correct

Subtask #4
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	3 ms	464 KB	Output is correct
7	Correct	4 ms	592 KB	Output is correct
8	Correct	9 ms	976 KB	Output is correct
9	Correct	19 ms	1608 KB	Output is correct
10	Correct	1 ms	336 KB	Output is correct
11	Correct	11 ms	1216 KB	Output is correct
12	Correct	16 ms	1724 KB	Output is correct
13	Correct	14 ms	1744 KB	Output is correct
14	Correct	14 ms	1628 KB	Output is correct
15	Correct	49 ms	3876 KB	Output is correct
16	Correct	39 ms	3800 KB	Output is correct
17	Correct	44 ms	3872 KB	Output is correct
18	Correct	33 ms	3704 KB	Output is correct

Subtask #5
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	3 ms	464 KB	Output is correct
7	Correct	4 ms	592 KB	Output is correct
8	Correct	9 ms	976 KB	Output is correct
9	Correct	19 ms	1608 KB	Output is correct
10	Correct	1 ms	336 KB	Output is correct
11	Correct	11 ms	1216 KB	Output is correct
12	Correct	16 ms	1724 KB	Output is correct
13	Correct	14 ms	1744 KB	Output is correct
14	Correct	14 ms	1628 KB	Output is correct
15	Correct	49 ms	3876 KB	Output is correct
16	Correct	39 ms	3800 KB	Output is correct
17	Correct	44 ms	3872 KB	Output is correct
18	Correct	33 ms	3704 KB	Output is correct
19	Correct	44 ms	3876 KB	Output is correct
20	Correct	41 ms	3984 KB	Output is correct
21	Correct	38 ms	3868 KB	Output is correct
22	Correct	33 ms	3780 KB	Output is correct

Subtask #6
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	3 ms	464 KB	Output is correct
7	Correct	4 ms	592 KB	Output is correct
8	Correct	9 ms	976 KB	Output is correct
9	Correct	19 ms	1608 KB	Output is correct
10	Correct	1 ms	336 KB	Output is correct
11	Correct	11 ms	1216 KB	Output is correct
12	Correct	16 ms	1724 KB	Output is correct
13	Correct	14 ms	1744 KB	Output is correct
14	Correct	14 ms	1628 KB	Output is correct
15	Correct	49 ms	3876 KB	Output is correct
16	Correct	39 ms	3800 KB	Output is correct
17	Correct	44 ms	3872 KB	Output is correct
18	Correct	33 ms	3704 KB	Output is correct
19	Correct	44 ms	3876 KB	Output is correct
20	Correct	41 ms	3984 KB	Output is correct
21	Correct	38 ms	3868 KB	Output is correct
22	Correct	33 ms	3780 KB	Output is correct
23	Correct	42 ms	3980 KB	Output is correct
24	Correct	44 ms	3936 KB	Output is correct
25	Correct	44 ms	3896 KB	Output is correct
26	Correct	41 ms	3876 KB	Output is correct

Subtask #7
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	3 ms	464 KB	Output is correct
7	Correct	4 ms	592 KB	Output is correct
8	Correct	9 ms	976 KB	Output is correct
9	Correct	19 ms	1608 KB	Output is correct
10	Correct	1 ms	336 KB	Output is correct
11	Correct	11 ms	1216 KB	Output is correct
12	Correct	16 ms	1724 KB	Output is correct
13	Correct	14 ms	1744 KB	Output is correct
14	Correct	14 ms	1628 KB	Output is correct
15	Correct	49 ms	3876 KB	Output is correct
16	Correct	39 ms	3800 KB	Output is correct
17	Correct	44 ms	3872 KB	Output is correct
18	Correct	33 ms	3704 KB	Output is correct
19	Correct	44 ms	3876 KB	Output is correct
20	Correct	41 ms	3984 KB	Output is correct
21	Correct	38 ms	3868 KB	Output is correct
22	Correct	33 ms	3780 KB	Output is correct
23	Correct	42 ms	3980 KB	Output is correct
24	Correct	44 ms	3936 KB	Output is correct
25	Correct	44 ms	3896 KB	Output is correct
26	Correct	41 ms	3876 KB	Output is correct
27	Correct	50 ms	4060 KB	Output is correct
28	Correct	46 ms	4128 KB	Output is correct
29	Correct	36 ms	4048 KB	Output is correct
30	Correct	44 ms	3976 KB	Output is correct

Subtask #8
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	3 ms	464 KB	Output is correct
7	Correct	4 ms	592 KB	Output is correct
8	Correct	9 ms	976 KB	Output is correct
9	Correct	19 ms	1608 KB	Output is correct
10	Correct	1 ms	336 KB	Output is correct
11	Correct	11 ms	1216 KB	Output is correct
12	Correct	16 ms	1724 KB	Output is correct
13	Correct	14 ms	1744 KB	Output is correct
14	Correct	14 ms	1628 KB	Output is correct
15	Correct	49 ms	3876 KB	Output is correct
16	Correct	39 ms	3800 KB	Output is correct
17	Correct	44 ms	3872 KB	Output is correct
18	Correct	33 ms	3704 KB	Output is correct
19	Correct	44 ms	3876 KB	Output is correct
20	Correct	41 ms	3984 KB	Output is correct
21	Correct	38 ms	3868 KB	Output is correct
22	Correct	33 ms	3780 KB	Output is correct
23	Correct	42 ms	3980 KB	Output is correct
24	Correct	44 ms	3936 KB	Output is correct
25	Correct	44 ms	3896 KB	Output is correct
26	Correct	41 ms	3876 KB	Output is correct
27	Correct	50 ms	4060 KB	Output is correct
28	Correct	46 ms	4128 KB	Output is correct
29	Correct	36 ms	4048 KB	Output is correct
30	Correct	44 ms	3976 KB	Output is correct
31	Correct	56 ms	4168 KB	Output is correct
32	Correct	50 ms	4096 KB	Output is correct
33	Correct	33 ms	4132 KB	Output is correct
34	Correct	36 ms	4064 KB	Output is correct

Subtask #9
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	3 ms	464 KB	Output is correct
7	Correct	4 ms	592 KB	Output is correct
8	Correct	9 ms	976 KB	Output is correct
9	Correct	19 ms	1608 KB	Output is correct
10	Correct	1 ms	336 KB	Output is correct
11	Correct	11 ms	1216 KB	Output is correct
12	Correct	16 ms	1724 KB	Output is correct
13	Correct	14 ms	1744 KB	Output is correct
14	Correct	14 ms	1628 KB	Output is correct
15	Correct	49 ms	3876 KB	Output is correct
16	Correct	39 ms	3800 KB	Output is correct
17	Correct	44 ms	3872 KB	Output is correct
18	Correct	33 ms	3704 KB	Output is correct
19	Correct	44 ms	3876 KB	Output is correct
20	Correct	41 ms	3984 KB	Output is correct
21	Correct	38 ms	3868 KB	Output is correct
22	Correct	33 ms	3780 KB	Output is correct
23	Correct	42 ms	3980 KB	Output is correct
24	Correct	44 ms	3936 KB	Output is correct
25	Correct	44 ms	3896 KB	Output is correct
26	Correct	41 ms	3876 KB	Output is correct
27	Correct	50 ms	4060 KB	Output is correct
28	Correct	46 ms	4128 KB	Output is correct
29	Correct	36 ms	4048 KB	Output is correct
30	Correct	44 ms	3976 KB	Output is correct
31	Correct	56 ms	4168 KB	Output is correct
32	Correct	50 ms	4096 KB	Output is correct
33	Correct	33 ms	4132 KB	Output is correct
34	Correct	36 ms	4064 KB	Output is correct
35	Correct	46 ms	4232 KB	Output is correct
36	Correct	48 ms	4172 KB	Output is correct
37	Correct	42 ms	4240 KB	Output is correct
38	Correct	40 ms	3984 KB	Output is correct

Submission #615473

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