#include "cave.h"
#include <bits/stdc++.h>
using namespace std;
void exploreCave(int n) {
int a[n], b[n];
bool v[n];
for (int i = 0; i < n; i++) {
a[i] = 0;
b[i] = 0;
v[i] = false;
}
for (int t = 0; t < n; t++) {
for (int i = 0; i < n; i++) {
if (!v[i]) a[i] = 0;
}
int res = tryCombination(a);
int c = (res != t ? 0 : 1);
for (int i = 0; i < n; i++) {
if (!v[i]) a[i] = 1 - c;
}
int l = 0, r = n - 1, idx = 0;
while (l < r) {
int m = (l + r) / 2;
for (int i = l; i <= m; i++) {
if (!v[i]) a[i] = c;
}
res = tryCombination(a);
if (res != t) {
idx = m;
r = m;
} else {
idx = m + 1;
l = m + 1;
}
for (int i = l; i <= m; i++) {
if (!v[i]) a[i] = 1 - c;
}
}
b[idx] = t;
v[idx] = true;
a[idx] = c;
}
answer(a, b);
}
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