#include "friend.h"
#include <bits/stdc++.h>
using namespace std;
// Find out best sample
int findSample(int n,int confidence[],int host[],int protocol[]){
int ans = 0;
//we will just change confidence values b/c why not
for (int i = n-1; i > 0; --i) {
if (protocol[i] == 0) {
ans += confidence[i];
confidence[host[i]] = max(0, confidence[host[i]] - confidence[i]);
//assing a cost to taking the new one (make it 0 if this is never ideal)
}
if (protocol[i] == 1) {
confidence[host[i]] += confidence[i];
}
if (protocol[i] == 2) {
confidence[host[i]] = max(confidence[host[i]], confidence[i]);
}
}
ans += confidence[0];
return ans;
}