Submission #1132875

#	Time	Username	Problem	Language	Result	Execution time	Memory
1132875		alterio	Sphinx's Riddle (IOI24_sphinx)	C++20	0 / 100	8 ms	416 KiB

sphinx

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

using namespace std;

vector<int> find_colours(int N, vector<int> X, vector<int> Y) {
    vector<int> G(N, 0);
	for (int i = 0; i < N; i++) {
		int l = 0, r = N;
		while (l + 1 < r) {
			int mid = (l + r) / 2;
			vector<int> E(N, -1);
			int cnt = l;
			set<int> unique;
			for (int j = 0; j < N; j++) {
				if (i == j) continue;
				E[j] = cnt;
				unique.insert(cnt);
				cnt = min(cnt + 1, mid);
			}
			int x = perform_experiment(E);
			if (x == unique.size()) r = mid + 1;
			else l = mid + 1;
		}
		G[i] = l;
	}
    return G;
}

• Subtask 0: 0 / 0
• Subtask 1: 0 / 3
• Subtask 2: 0 / 7
• Subtask 3: 0 / 33
• Subtask 4: 0 / 21
• Subtask 5: 0 / 36