#include<bits/stdc++.h>
#include "grader.h"
using namespace std;
int dp[1000006], C[1000006] , tot;
void dfs(int v,int p) {
dp[v] = 0;
int s = 0;
int r = 0;
for (int i:adj[v]) {
if (i != v) {
r++;
dfs (i,v);
s += dp[i] + C[i];
dp[v] = max(dp[v], dp[i] + C[i]);
}
}
}
vector <int> adj[1000005];
int LocateCentre(int n,int P[],int S[],int D[]) {
for (int i = 0; i < n-1; i++)
adj[S[i]].push_back(D[i]),
adj[D[i]].push_back(S[i]),
C[i] = P[i], tot += C[i];
pair<int,int> ans = {INT_MAX,-1};
for (int i = 0; i < n; i++) {
dfs(i,-1);
if (ans < d)
ans = min(ans,{dp[i],i});
}
return ans.second;
}
Compilation message
memory.cpp: In function 'void dfs(int, int)':
memory.cpp:9:13: error: 'adj' was not declared in this scope
for (int i:adj[v]) {
^~~
memory.cpp: In function 'int LocateCentre(int, int*, int*, int*)':
memory.cpp:27:13: error: 'd' was not declared in this scope
if (ans < d)
^