#include <bits/stdc++.h>
using namespace std;
#include "lokahia.h"
int Q[205][205];
int query(int i, int j){
if (i == j) return Q[i][i] = i;
else if (Q[i][j] == -1) return Q[i][j] = Q[j][i] = CollectRelics(i,j);
else return Q[i][j];
}
int FindBase(int N){
memset(Q,-1,sizeof(Q));
vector<int> pos;
int cur = 0;
for (int i = 0; i < N; i++){
if (cur == i) continue;
int q = query(cur,i);
if (q != -1 && q > cur) cur = q;
}
int ct = 0;
for (int i = 0; i < N; i++){
if (i == cur || query(i,cur) != -1) ct++;
if (ct > N/2) break;
}
if (ct > N/2) return cur;
else return -1;
}
