제출 #786946

#제출 시각아이디문제언어결과실행 시간메모리
786946drdilyor동굴 (IOI13_cave)C++17
13 / 100
445 ms416 KiB
#include<bits/stdc++.h>
#include "cave.h"
using namespace std;

void exploreCave(int n) {
    vector<int> door_of(n, -1);
    for (int i = 0; i < n; i++) {
        int l = -1, r = n-1;
        while (l < r-1) {
            int mid = (l + r) / 2;
            vector<int> comb(n);
            for (int i = 0; i < n;i++) {
                comb[i] = door_of[i] == -1 && i <= mid;
            }
            if (tryCombination(comb.data()) == i) {
                r = mid;
            } else l = mid;
        }
        door_of[r] = i;
    }
    vector<int> zeros(n);
    answer(zeros.data(),door_of.data());
}
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