#include <bits/stdc++.h>
using namespace std;
vector<pair<int, int>> Alice() {
long long x = setN(5000);
vector<pair<int,int>> tree;
for (int i = 1; i <= x; i++) {
if (i != x) {
tree.push_back({i, x});
}
}
return tree;
}
#include <bits/stdc++.h>
using namespace std;
long long Bob(vector<pair<int,int>> tree) {
int cnt[5001] = {};
for (auto [u,v] : tree) {
cnt[u]++, cnt[v]++;
}
return int(max_element(cnt, cnt+5001) - cnt);
}
Compilation message
Alice.cpp: In function 'std::vector<std::pair<int, int> > Alice()':
Alice.cpp:5:17: error: 'setN' was not declared in this scope
5 | long long x = setN(5000);
| ^~~~
