oj.uz

Submission #411081

# Submission time Handle Problem Language Result Execution time Memory
411081 2021-05-24T09:45:29 Z amoo_safar Minerals (JOI19_minerals) C++17
40 / 100
 20 ms 3008 KB 
#include "minerals.h"

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

using namespace std;

const int N = 5e4;

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){
	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){
		bool fl = Ask(x);
		B2[fl].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 288 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 292 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 3 ms 456 KB Output is correct
3 Correct 5 ms 584 KB Output is correct
4 Correct 12 ms 968 KB Output is correct
5 Correct 19 ms 1424 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 288 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 292 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 3 ms 456 KB Output is correct
7 Correct 5 ms 584 KB Output is correct
8 Correct 12 ms 968 KB Output is correct
9 Correct 19 ms 1424 KB Output is correct
10 Correct 2 ms 372 KB Output is correct
11 Correct 12 ms 1136 KB Output is correct
12 Correct 18 ms 1444 KB Output is correct
13 Correct 16 ms 1480 KB Output is correct
14 Correct 16 ms 1440 KB Output is correct

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 288 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 292 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 3 ms 456 KB Output is correct
7 Correct 5 ms 584 KB Output is correct
8 Correct 12 ms 968 KB Output is correct
9 Correct 19 ms 1424 KB Output is correct
10 Correct 2 ms 372 KB Output is correct
11 Correct 12 ms 1136 KB Output is correct
12 Correct 18 ms 1444 KB Output is correct
13 Correct 16 ms 1480 KB Output is correct
14 Correct 16 ms 1440 KB Output is correct
15 Incorrect 20 ms 3008 KB Wrong Answer [4]
16 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 288 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 292 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 3 ms 456 KB Output is correct
7 Correct 5 ms 584 KB Output is correct
8 Correct 12 ms 968 KB Output is correct
9 Correct 19 ms 1424 KB Output is correct
10 Correct 2 ms 372 KB Output is correct
11 Correct 12 ms 1136 KB Output is correct
12 Correct 18 ms 1444 KB Output is correct
13 Correct 16 ms 1480 KB Output is correct
14 Correct 16 ms 1440 KB Output is correct
15 Incorrect 20 ms 3008 KB Wrong Answer [4]
16 Halted 0 ms 0 KB -

Subtask #6
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 288 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 292 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 3 ms 456 KB Output is correct
7 Correct 5 ms 584 KB Output is correct
8 Correct 12 ms 968 KB Output is correct
9 Correct 19 ms 1424 KB Output is correct
10 Correct 2 ms 372 KB Output is correct
11 Correct 12 ms 1136 KB Output is correct
12 Correct 18 ms 1444 KB Output is correct
13 Correct 16 ms 1480 KB Output is correct
14 Correct 16 ms 1440 KB Output is correct
15 Incorrect 20 ms 3008 KB Wrong Answer [4]
16 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 288 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 292 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 3 ms 456 KB Output is correct
7 Correct 5 ms 584 KB Output is correct
8 Correct 12 ms 968 KB Output is correct
9 Correct 19 ms 1424 KB Output is correct
10 Correct 2 ms 372 KB Output is correct
11 Correct 12 ms 1136 KB Output is correct
12 Correct 18 ms 1444 KB Output is correct
13 Correct 16 ms 1480 KB Output is correct
14 Correct 16 ms 1440 KB Output is correct
15 Incorrect 20 ms 3008 KB Wrong Answer [4]
16 Halted 0 ms 0 KB -

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 288 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 292 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 3 ms 456 KB Output is correct
7 Correct 5 ms 584 KB Output is correct
8 Correct 12 ms 968 KB Output is correct
9 Correct 19 ms 1424 KB Output is correct
10 Correct 2 ms 372 KB Output is correct
11 Correct 12 ms 1136 KB Output is correct
12 Correct 18 ms 1444 KB Output is correct
13 Correct 16 ms 1480 KB Output is correct
14 Correct 16 ms 1440 KB Output is correct
15 Incorrect 20 ms 3008 KB Wrong Answer [4]
16 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 288 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 292 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 3 ms 456 KB Output is correct
7 Correct 5 ms 584 KB Output is correct
8 Correct 12 ms 968 KB Output is correct
9 Correct 19 ms 1424 KB Output is correct
10 Correct 2 ms 372 KB Output is correct
11 Correct 12 ms 1136 KB Output is correct
12 Correct 18 ms 1444 KB Output is correct
13 Correct 16 ms 1480 KB Output is correct
14 Correct 16 ms 1440 KB Output is correct
15 Incorrect 20 ms 3008 KB Wrong Answer [4]
16 Halted 0 ms 0 KB -