#include "island.h"
#include <bits/stdc++.h>
using namespace std;
void solve(int N, int L) {
    vector<bool> found(N + 1);
    found[1] = true;
    for (int k = 1; k < N; k ++) {
      int i = query(1, k);
      if (found[i]) continue ;
      found[i] = true;
      int off = 1;
      int nxt = -1;
      do {
        if (nxt != -1) found[nxt] = true;
        nxt = query(i, off ++);
        answer(i, nxt);
      } while (found[nxt]);
    }
}
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