This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
/* In the name of God, aka Allah */
#include<bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define endl '\n'
#define mk make_pair
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int N = 5050;
int n, a[N], par[N], fen[N];
pii P[N];
pii E[N];
int get(int i) {
int out = 0;
for (; i > 0; i -= i&-i) out += fen[i];
return out;
}
void upd(int i, int x) {
for (; i <= n; i += i&-i) fen[i] = x;
}
void solve() {
cin >> n;
for (int u = 1; u <= n; u++) {
cin >> a[u];
P[u] = {a[u], u};
}
sort(P+1, P+n+1);
int t = 0;
for (int i = 1; i <= n; i++) {
if (P[i].F != P[i-1].F) t++;
a[P[i].S] = t;
}
for (int i = 1; i <= n-1; i++) {
int u, v;
cin >> u >> v;
E[i] = {u, v};
par[v] = u;
}
for (int i = 1; i <= n-1; i++) {
int u = E[i].F;
for (int x = 1; x <= n; x++) fen[x] = 0;
int out = 0;
while (u) {
upd(a[u], 1);
out += get(a[u]-1);
u = par[u];
}
u = E[i].F;
while (u) {
a[u] = a[E[i].S];
u = par[u];
}
cout << out << endl;
}
}
int main() {
ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
solve();
return 0;
}
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