Submission #1353681

#	Time	Username	Problem	Language	Result	Execution time	Memory
1353681		muhammad-ahmad	Minerals (JOI19_minerals)	C++20	40 / 100	11 ms	3060 KiB

minerals

#include "minerals.h"
#include <bits/stdc++.h>
using namespace std;

void solve(vector<int> A, vector<int> B){
	if (A.empty()) return;
	if (A.size() == 1){
		Answer(A[0], B[0]);
		return;
	}
	int mid = A.size() / 2;
	vector<int> A1(A.begin(), A.begin() + mid), A2(A.begin() + mid, A.end());
	vector<int> B1, B2;
	int bef = 0;
	for (auto i : A1){
		bef = Query(i);
	}
	for (auto i : B){
		int now = Query(i);
		if (now == bef) B1.push_back(i);
		else B2.push_back(i);
		Query(i);
	}
	
	for (auto i : A1) Query(i);
	solve(A1, B1);
	solve(A2, B2);
}

void Solve(int N){
	vector<int> A, B;
	
	int lst = 0;
	
	for (int i = 1; i <= 2 * N; i++){
		int x = Query(i);
		if (x > lst){
			A.push_back(i);
		}
		else {
			B.push_back(i);
		}
		lst = x;
	}
	for (int i = 1; i <= 2 * N; i++) Query(i);
	solve(A, B);
}

• Subtask 1: 6 / 6
• Subtask 2: 25 / 25
• Subtask 3: 9 / 9
• Subtask 4: 0 / 30
• Subtask 5: 0 / 5
• Subtask 6: 0 / 5
• Subtask 7: 0 / 5
• Subtask 8: 0 / 5
• Subtask 9: 0 / 10