This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#include"island.h"
using namespace std;
 
string abc = "abcdefghijklmnopqrstuvwxyz";
 
void solve(int n, int l){
    vector<int> bo(n+1, 0);
    bo[1]=1;
 
 
    for(int i = 1; i < n; i++){
        int a = query(1, i);
        if(bo[a]) continue;
        bo[a]=1;
        for(int j = 1; j < n; j++){
            int b = query(a, j);
            answer(a, b);
            if(bo[b]) break;
            bo[b]=1;
        }
    }
 
}
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