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Submission #615454

# Submission time Handle Problem Language Result Execution time Memory
615454 2022-07-31T09:29:26 Z valerikk Minerals (JOI19_minerals) C++17
0 / 100
 1 ms 336 KB 
#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 = n / 2;
	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) {
			b1.push_back(b[i]);
		} else {
			b2.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, false);
}

Subtask #1
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 336 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #6
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -