oj.uz

Submission #411087

# Submission time Handle Problem Language Result Execution time Memory
411087 2021-05-24T09:56:45 Z amoo_safar Minerals (JOI19_minerals) C++17
90 / 100
 108 ms 3828 KB 
#include "minerals.h"

#include <bits/stdc++.h>
#define pb push_back

using namespace std;

const int N = 1e5;

int mk[N];
int la = 0;
bool Ask(int u){
	mk[u] ^= 1;
	int res = Query(u);
	bool ch = la != res;
	la = res;
	return ch;
}

void solve(vector<int> A, vector<int> B){
	assert(A.size() == B.size());
	random_shuffle(A.begin(), A.end());
	random_shuffle(B.begin(), B.end());
	int n = A.size();
	if(n == 1){
		Answer(A[0], B[0]);
		return ;
	}
	int st = mk[A[0]];
	int sz = 0;
	if(st == 0){
		for(int i = 0; i < n / 2; i++) Ask(A[i]);
		sz = n / 2;
	} else {
		for(int i = 0; i < n / 2; i++) Ask(A[n - 1 - i]);
		sz = (n + 1) / 2;
	}
	vector<int> A2[2], B2[2];
	for(int i = 0; i < sz; i++) A2[0].pb(A[i]);
	for(int i = sz; i < n; i++) A2[1].pb(A[i]);

	for(auto x : B){
		if(A2[0].size() == B2[0].size()){
			B2[1].pb(x);
			continue;
		}
		if(A2[1].size() == B2[1].size()){
			B2[0].pb(x);
			continue;
		}
		bool fl = Ask(x);
		B2[fl ? 1 : 0].pb(x);
	}
	solve(A2[0], B2[0]);
	solve(A2[1], B2[1]);
}

void Solve(int n) {
	vector<int> A, B;
	for(int i = 1; i <= n + n; i++)
		if(Ask(i))
			A.pb(i);
		else
			B.pb(i);
	solve(A, B);
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 328 KB Output is correct
2 Correct 4 ms 328 KB Output is correct
3 Correct 7 ms 584 KB Output is correct
4 Correct 14 ms 840 KB Output is correct
5 Correct 28 ms 1436 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 4 ms 328 KB Output is correct
7 Correct 7 ms 584 KB Output is correct
8 Correct 14 ms 840 KB Output is correct
9 Correct 28 ms 1436 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 20 ms 1096 KB Output is correct
12 Correct 29 ms 1448 KB Output is correct
13 Correct 28 ms 1480 KB Output is correct
14 Correct 27 ms 1352 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 4 ms 328 KB Output is correct
7 Correct 7 ms 584 KB Output is correct
8 Correct 14 ms 840 KB Output is correct
9 Correct 28 ms 1436 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 20 ms 1096 KB Output is correct
12 Correct 29 ms 1448 KB Output is correct
13 Correct 28 ms 1480 KB Output is correct
14 Correct 27 ms 1352 KB Output is correct
15 Correct 80 ms 3496 KB Output is correct
16 Correct 78 ms 3324 KB Output is correct
17 Correct 81 ms 3396 KB Output is correct
18 Correct 79 ms 3252 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 4 ms 328 KB Output is correct
7 Correct 7 ms 584 KB Output is correct
8 Correct 14 ms 840 KB Output is correct
9 Correct 28 ms 1436 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 20 ms 1096 KB Output is correct
12 Correct 29 ms 1448 KB Output is correct
13 Correct 28 ms 1480 KB Output is correct
14 Correct 27 ms 1352 KB Output is correct
15 Correct 80 ms 3496 KB Output is correct
16 Correct 78 ms 3324 KB Output is correct
17 Correct 81 ms 3396 KB Output is correct
18 Correct 79 ms 3252 KB Output is correct
19 Correct 84 ms 3480 KB Output is correct
20 Correct 90 ms 3692 KB Output is correct
21 Correct 86 ms 3516 KB Output is correct
22 Correct 83 ms 3324 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 4 ms 328 KB Output is correct
7 Correct 7 ms 584 KB Output is correct
8 Correct 14 ms 840 KB Output is correct
9 Correct 28 ms 1436 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 20 ms 1096 KB Output is correct
12 Correct 29 ms 1448 KB Output is correct
13 Correct 28 ms 1480 KB Output is correct
14 Correct 27 ms 1352 KB Output is correct
15 Correct 80 ms 3496 KB Output is correct
16 Correct 78 ms 3324 KB Output is correct
17 Correct 81 ms 3396 KB Output is correct
18 Correct 79 ms 3252 KB Output is correct
19 Correct 84 ms 3480 KB Output is correct
20 Correct 90 ms 3692 KB Output is correct
21 Correct 86 ms 3516 KB Output is correct
22 Correct 83 ms 3324 KB Output is correct
23 Correct 99 ms 3672 KB Output is correct
24 Correct 87 ms 3644 KB Output is correct
25 Correct 87 ms 3544 KB Output is correct
26 Correct 95 ms 3476 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 4 ms 328 KB Output is correct
7 Correct 7 ms 584 KB Output is correct
8 Correct 14 ms 840 KB Output is correct
9 Correct 28 ms 1436 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 20 ms 1096 KB Output is correct
12 Correct 29 ms 1448 KB Output is correct
13 Correct 28 ms 1480 KB Output is correct
14 Correct 27 ms 1352 KB Output is correct
15 Correct 80 ms 3496 KB Output is correct
16 Correct 78 ms 3324 KB Output is correct
17 Correct 81 ms 3396 KB Output is correct
18 Correct 79 ms 3252 KB Output is correct
19 Correct 84 ms 3480 KB Output is correct
20 Correct 90 ms 3692 KB Output is correct
21 Correct 86 ms 3516 KB Output is correct
22 Correct 83 ms 3324 KB Output is correct
23 Correct 99 ms 3672 KB Output is correct
24 Correct 87 ms 3644 KB Output is correct
25 Correct 87 ms 3544 KB Output is correct
26 Correct 95 ms 3476 KB Output is correct
27 Correct 91 ms 3660 KB Output is correct
28 Correct 95 ms 3616 KB Output is correct
29 Correct 94 ms 3712 KB Output is correct
30 Correct 108 ms 3520 KB Output is correct

Subtask #8
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 4 ms 328 KB Output is correct
7 Correct 7 ms 584 KB Output is correct
8 Correct 14 ms 840 KB Output is correct
9 Correct 28 ms 1436 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 20 ms 1096 KB Output is correct
12 Correct 29 ms 1448 KB Output is correct
13 Correct 28 ms 1480 KB Output is correct
14 Correct 27 ms 1352 KB Output is correct
15 Correct 80 ms 3496 KB Output is correct
16 Correct 78 ms 3324 KB Output is correct
17 Correct 81 ms 3396 KB Output is correct
18 Correct 79 ms 3252 KB Output is correct
19 Correct 84 ms 3480 KB Output is correct
20 Correct 90 ms 3692 KB Output is correct
21 Correct 86 ms 3516 KB Output is correct
22 Correct 83 ms 3324 KB Output is correct
23 Correct 99 ms 3672 KB Output is correct
24 Correct 87 ms 3644 KB Output is correct
25 Correct 87 ms 3544 KB Output is correct
26 Correct 95 ms 3476 KB Output is correct
27 Correct 91 ms 3660 KB Output is correct
28 Correct 95 ms 3616 KB Output is correct
29 Correct 94 ms 3712 KB Output is correct
30 Correct 108 ms 3520 KB Output is correct
31 Correct 87 ms 3692 KB Output is correct
32 Correct 98 ms 3812 KB Output is correct
33 Correct 91 ms 3828 KB Output is correct
34 Correct 89 ms 3488 KB Output is correct

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 4 ms 328 KB Output is correct
7 Correct 7 ms 584 KB Output is correct
8 Correct 14 ms 840 KB Output is correct
9 Correct 28 ms 1436 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 20 ms 1096 KB Output is correct
12 Correct 29 ms 1448 KB Output is correct
13 Correct 28 ms 1480 KB Output is correct
14 Correct 27 ms 1352 KB Output is correct
15 Correct 80 ms 3496 KB Output is correct
16 Correct 78 ms 3324 KB Output is correct
17 Correct 81 ms 3396 KB Output is correct
18 Correct 79 ms 3252 KB Output is correct
19 Correct 84 ms 3480 KB Output is correct
20 Correct 90 ms 3692 KB Output is correct
21 Correct 86 ms 3516 KB Output is correct
22 Correct 83 ms 3324 KB Output is correct
23 Correct 99 ms 3672 KB Output is correct
24 Correct 87 ms 3644 KB Output is correct
25 Correct 87 ms 3544 KB Output is correct
26 Correct 95 ms 3476 KB Output is correct
27 Correct 91 ms 3660 KB Output is correct
28 Correct 95 ms 3616 KB Output is correct
29 Correct 94 ms 3712 KB Output is correct
30 Correct 108 ms 3520 KB Output is correct
31 Correct 87 ms 3692 KB Output is correct
32 Correct 98 ms 3812 KB Output is correct
33 Correct 91 ms 3828 KB Output is correct
34 Correct 89 ms 3488 KB Output is correct
35 Incorrect 89 ms 3788 KB Wrong Answer [2]
36 Halted 0 ms 0 KB -