Submission #263590

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
263590	2020-08-13T19:52:00 Z	keko37	Minerals (JOI19_minerals)	C++14	100 / 100	75 ms	4252 KB

minerals

#include<bits/stdc++.h>
#include "minerals.h"

using namespace std;

typedef vector <int> vi;

const int MAXN = 45000;

int n, prosli = 0;
int dp[MAXN], opt[MAXN];

int calc (int len) {
    if (dp[len] != -1) return dp[len];
    if (len == 1) return dp[len] = 0;
    int res = 1e9;
    int x = (double) len / 2.618;
    for (int j = 0; j <= 1; j++) {
        int i = x + j;
        if (i < 1 || i >= len) continue;
        int tmp = min(i, len - i) + len - 1 + calc(i) + calc(len - i);
        if (tmp < res) {
            res = tmp;
            opt[len] = i;
        }
    }
    return dp[len] = res;
}

bool pitaj (int x) {
	int novi = Query(x);
	bool res = (prosli != novi);
	prosli = novi;
	return res;
}

void calc (vi a, vi b, bool flg) {
	int siz = a.size();
	if (siz == 1) {
		Answer(a[0], b[0]);
		return;
	}
	int x = opt[siz];
	vi a1, b1, a2, b2;
	for (int i = 0; i < siz; i++) {
		if (i < x) {
			pitaj(a[i]);
			a1.push_back(a[i]);
		} else {
			a2.push_back(a[i]);
		}
	}
	for (int i = 0; i < siz; i++) {
		if (b1.size() == a1.size()) {b2.push_back(b[i]); continue;}
		if (b2.size() == a2.size()) {b1.push_back(b[i]); continue;}
		if (pitaj(b[i]) ^ flg) b2.push_back(b[i]); else b1.push_back(b[i]);
	}
	calc(a1, b1, !flg);
	calc(a2, b2, flg);
}

void init () {
	vi a, b;
	for (int i = 1; i <= 2 * n; i++) {
		if (pitaj(i)) a.push_back(i); else b.push_back(i);
	}
	calc(a, b, 1);
}

void Solve (int N) {
	n = N;
	memset(dp, -1, sizeof dp);
	calc(n);
	init();
}

Subtask #1
6.0 / 6.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	512 KB	Output is correct
2	Correct	0 ms	512 KB	Output is correct
3	Correct	1 ms	512 KB	Output is correct
4	Correct	1 ms	512 KB	Output is correct

Subtask #2
25.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	640 KB	Output is correct
2	Correct	3 ms	640 KB	Output is correct
3	Correct	6 ms	896 KB	Output is correct
4	Correct	12 ms	1156 KB	Output is correct
5	Correct	23 ms	1780 KB	Output is correct

Subtask #3
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	512 KB	Output is correct
2	Correct	0 ms	512 KB	Output is correct
3	Correct	1 ms	512 KB	Output is correct
4	Correct	1 ms	512 KB	Output is correct
5	Correct	2 ms	640 KB	Output is correct
6	Correct	3 ms	640 KB	Output is correct
7	Correct	6 ms	896 KB	Output is correct
8	Correct	12 ms	1156 KB	Output is correct
9	Correct	23 ms	1780 KB	Output is correct
10	Correct	2 ms	640 KB	Output is correct
11	Correct	15 ms	1356 KB	Output is correct
12	Correct	24 ms	1804 KB	Output is correct
13	Correct	18 ms	1800 KB	Output is correct
14	Correct	24 ms	1804 KB	Output is correct

Subtask #4
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	512 KB	Output is correct
2	Correct	0 ms	512 KB	Output is correct
3	Correct	1 ms	512 KB	Output is correct
4	Correct	1 ms	512 KB	Output is correct
5	Correct	2 ms	640 KB	Output is correct
6	Correct	3 ms	640 KB	Output is correct
7	Correct	6 ms	896 KB	Output is correct
8	Correct	12 ms	1156 KB	Output is correct
9	Correct	23 ms	1780 KB	Output is correct
10	Correct	2 ms	640 KB	Output is correct
11	Correct	15 ms	1356 KB	Output is correct
12	Correct	24 ms	1804 KB	Output is correct
13	Correct	18 ms	1800 KB	Output is correct
14	Correct	24 ms	1804 KB	Output is correct
15	Correct	66 ms	3800 KB	Output is correct
16	Correct	69 ms	3820 KB	Output is correct
17	Correct	55 ms	3752 KB	Output is correct
18	Correct	57 ms	3608 KB	Output is correct

Subtask #5
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	512 KB	Output is correct
2	Correct	0 ms	512 KB	Output is correct
3	Correct	1 ms	512 KB	Output is correct
4	Correct	1 ms	512 KB	Output is correct
5	Correct	2 ms	640 KB	Output is correct
6	Correct	3 ms	640 KB	Output is correct
7	Correct	6 ms	896 KB	Output is correct
8	Correct	12 ms	1156 KB	Output is correct
9	Correct	23 ms	1780 KB	Output is correct
10	Correct	2 ms	640 KB	Output is correct
11	Correct	15 ms	1356 KB	Output is correct
12	Correct	24 ms	1804 KB	Output is correct
13	Correct	18 ms	1800 KB	Output is correct
14	Correct	24 ms	1804 KB	Output is correct
15	Correct	66 ms	3800 KB	Output is correct
16	Correct	69 ms	3820 KB	Output is correct
17	Correct	55 ms	3752 KB	Output is correct
18	Correct	57 ms	3608 KB	Output is correct
19	Correct	62 ms	3800 KB	Output is correct
20	Correct	65 ms	3940 KB	Output is correct
21	Correct	59 ms	3856 KB	Output is correct
22	Correct	56 ms	3672 KB	Output is correct

Subtask #6
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	512 KB	Output is correct
2	Correct	0 ms	512 KB	Output is correct
3	Correct	1 ms	512 KB	Output is correct
4	Correct	1 ms	512 KB	Output is correct
5	Correct	2 ms	640 KB	Output is correct
6	Correct	3 ms	640 KB	Output is correct
7	Correct	6 ms	896 KB	Output is correct
8	Correct	12 ms	1156 KB	Output is correct
9	Correct	23 ms	1780 KB	Output is correct
10	Correct	2 ms	640 KB	Output is correct
11	Correct	15 ms	1356 KB	Output is correct
12	Correct	24 ms	1804 KB	Output is correct
13	Correct	18 ms	1800 KB	Output is correct
14	Correct	24 ms	1804 KB	Output is correct
15	Correct	66 ms	3800 KB	Output is correct
16	Correct	69 ms	3820 KB	Output is correct
17	Correct	55 ms	3752 KB	Output is correct
18	Correct	57 ms	3608 KB	Output is correct
19	Correct	62 ms	3800 KB	Output is correct
20	Correct	65 ms	3940 KB	Output is correct
21	Correct	59 ms	3856 KB	Output is correct
22	Correct	56 ms	3672 KB	Output is correct
23	Correct	75 ms	3968 KB	Output is correct
24	Correct	71 ms	3868 KB	Output is correct
25	Correct	55 ms	3912 KB	Output is correct
26	Correct	55 ms	3712 KB	Output is correct

Subtask #7
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	512 KB	Output is correct
2	Correct	0 ms	512 KB	Output is correct
3	Correct	1 ms	512 KB	Output is correct
4	Correct	1 ms	512 KB	Output is correct
5	Correct	2 ms	640 KB	Output is correct
6	Correct	3 ms	640 KB	Output is correct
7	Correct	6 ms	896 KB	Output is correct
8	Correct	12 ms	1156 KB	Output is correct
9	Correct	23 ms	1780 KB	Output is correct
10	Correct	2 ms	640 KB	Output is correct
11	Correct	15 ms	1356 KB	Output is correct
12	Correct	24 ms	1804 KB	Output is correct
13	Correct	18 ms	1800 KB	Output is correct
14	Correct	24 ms	1804 KB	Output is correct
15	Correct	66 ms	3800 KB	Output is correct
16	Correct	69 ms	3820 KB	Output is correct
17	Correct	55 ms	3752 KB	Output is correct
18	Correct	57 ms	3608 KB	Output is correct
19	Correct	62 ms	3800 KB	Output is correct
20	Correct	65 ms	3940 KB	Output is correct
21	Correct	59 ms	3856 KB	Output is correct
22	Correct	56 ms	3672 KB	Output is correct
23	Correct	75 ms	3968 KB	Output is correct
24	Correct	71 ms	3868 KB	Output is correct
25	Correct	55 ms	3912 KB	Output is correct
26	Correct	55 ms	3712 KB	Output is correct
27	Correct	67 ms	3972 KB	Output is correct
28	Correct	64 ms	3952 KB	Output is correct
29	Correct	50 ms	4008 KB	Output is correct
30	Correct	59 ms	3848 KB	Output is correct

Subtask #8
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	512 KB	Output is correct
2	Correct	0 ms	512 KB	Output is correct
3	Correct	1 ms	512 KB	Output is correct
4	Correct	1 ms	512 KB	Output is correct
5	Correct	2 ms	640 KB	Output is correct
6	Correct	3 ms	640 KB	Output is correct
7	Correct	6 ms	896 KB	Output is correct
8	Correct	12 ms	1156 KB	Output is correct
9	Correct	23 ms	1780 KB	Output is correct
10	Correct	2 ms	640 KB	Output is correct
11	Correct	15 ms	1356 KB	Output is correct
12	Correct	24 ms	1804 KB	Output is correct
13	Correct	18 ms	1800 KB	Output is correct
14	Correct	24 ms	1804 KB	Output is correct
15	Correct	66 ms	3800 KB	Output is correct
16	Correct	69 ms	3820 KB	Output is correct
17	Correct	55 ms	3752 KB	Output is correct
18	Correct	57 ms	3608 KB	Output is correct
19	Correct	62 ms	3800 KB	Output is correct
20	Correct	65 ms	3940 KB	Output is correct
21	Correct	59 ms	3856 KB	Output is correct
22	Correct	56 ms	3672 KB	Output is correct
23	Correct	75 ms	3968 KB	Output is correct
24	Correct	71 ms	3868 KB	Output is correct
25	Correct	55 ms	3912 KB	Output is correct
26	Correct	55 ms	3712 KB	Output is correct
27	Correct	67 ms	3972 KB	Output is correct
28	Correct	64 ms	3952 KB	Output is correct
29	Correct	50 ms	4008 KB	Output is correct
30	Correct	59 ms	3848 KB	Output is correct
31	Correct	67 ms	4028 KB	Output is correct
32	Correct	71 ms	4040 KB	Output is correct
33	Correct	54 ms	4028 KB	Output is correct
34	Correct	58 ms	3900 KB	Output is correct

Subtask #9
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	512 KB	Output is correct
2	Correct	0 ms	512 KB	Output is correct
3	Correct	1 ms	512 KB	Output is correct
4	Correct	1 ms	512 KB	Output is correct
5	Correct	2 ms	640 KB	Output is correct
6	Correct	3 ms	640 KB	Output is correct
7	Correct	6 ms	896 KB	Output is correct
8	Correct	12 ms	1156 KB	Output is correct
9	Correct	23 ms	1780 KB	Output is correct
10	Correct	2 ms	640 KB	Output is correct
11	Correct	15 ms	1356 KB	Output is correct
12	Correct	24 ms	1804 KB	Output is correct
13	Correct	18 ms	1800 KB	Output is correct
14	Correct	24 ms	1804 KB	Output is correct
15	Correct	66 ms	3800 KB	Output is correct
16	Correct	69 ms	3820 KB	Output is correct
17	Correct	55 ms	3752 KB	Output is correct
18	Correct	57 ms	3608 KB	Output is correct
19	Correct	62 ms	3800 KB	Output is correct
20	Correct	65 ms	3940 KB	Output is correct
21	Correct	59 ms	3856 KB	Output is correct
22	Correct	56 ms	3672 KB	Output is correct
23	Correct	75 ms	3968 KB	Output is correct
24	Correct	71 ms	3868 KB	Output is correct
25	Correct	55 ms	3912 KB	Output is correct
26	Correct	55 ms	3712 KB	Output is correct
27	Correct	67 ms	3972 KB	Output is correct
28	Correct	64 ms	3952 KB	Output is correct
29	Correct	50 ms	4008 KB	Output is correct
30	Correct	59 ms	3848 KB	Output is correct
31	Correct	67 ms	4028 KB	Output is correct
32	Correct	71 ms	4040 KB	Output is correct
33	Correct	54 ms	4028 KB	Output is correct
34	Correct	58 ms	3900 KB	Output is correct
35	Correct	67 ms	4240 KB	Output is correct
36	Correct	67 ms	4252 KB	Output is correct
37	Correct	71 ms	4192 KB	Output is correct
38	Correct	70 ms	3980 KB	Output is correct

Submission #263590

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