#include <bits/stdc++.h>
using namespace std;
struct PT {
  int x, y;
  PT() {}
  PT(int _x, int _y) { x = _x, y = _y; }
} respect;
int n, sbtr[2 * 1010];
vector<int> adj[2 * 1010];
vector<pair<PT, int> > pts, global;
int mp[2 * 1010];
void input() {
  int i, j;
  scanf("%d", &n);
  for (i = 0; i < n - 1; i++) {
    int u, v;
    scanf("%d %d", &u, &v);
    u--, v--;
    adj[u].push_back(v), adj[v].push_back(u);
  }
  for (i = 0; i < n; i++) {
    int x, y;
    scanf("%d %d", &x, &y);
    pts.push_back(make_pair(PT(x, y), i));
  }
}
void dfs(int src, int par) {
  int i, j;
  sbtr[src] = 1;
  for (i = 0; i < adj[src].size(); i++) {
    int u = adj[src][i];
    if (u != par) {
      dfs(u, src), sbtr[src] += sbtr[u];
    }
  }
}
long long int crossProduct(PT p0, PT p1, PT p2) {
  long long int val1 =
      (long long int)(p1.x - p0.x) * (long long int)(p2.y - p0.y);
  long long int val2 =
      (long long int)(p1.y - p0.y) * (long long int)(p2.x - p0.x);
  return val1 - val2;
}
bool comp1(pair<PT, int> lhs, pair<PT, int> rhs) {
  long long int cross = crossProduct(respect, lhs.first, rhs.first);
  return (cross < 0);
}
void angSort(vector<pair<PT, int> > &points) {
  respect = points[0].first;
  if (points.size() <= 1) {
    return;
  }
  sort(points.begin() + 1, points.end(), comp1);
}
bool comp0(pair<PT, int> lhs, pair<PT, int> rhs) {
  if (lhs.first.y == rhs.first.y) {
    return lhs.first.x < rhs.first.x;
  }
  return lhs.first.y < rhs.first.y;
}
void F(vector<pair<PT, int> > vec, int src, int par) {
  int i, j, rng = 0;
  sort(vec.begin(), vec.end(), comp0);
  mp[vec[0].second] = src;
  angSort(vec);
  for (i = 0; i < adj[src].size(); i++) {
    int u = adj[src][i];
    if (u == par) {
      break;
    }
  }
  if (i != adj[src].size()) {
    adj[src].erase(adj[src].begin() + i);
  }
  rng = 1;
  for (i = 0; i < adj[src].size(); i++) {
    int u = adj[src][i];
    global.clear();
    for (j = rng; j <= rng + sbtr[u] - 1; j++) {
      global.push_back(vec[j]);
    }
    rng += sbtr[u];
    F(global, u, src);
  }
}
void solve() {
  int i, j;
  if (n == 1) {
    printf("%d", 1);
    puts("");
    return;
  }
  dfs(0, -1);
  F(pts, 0, -1);
  for (i = 0; i < n; i++) {
    if (i != 0) {
      printf(" ");
    }
    printf("%d", mp[i] + 1);
  }
  puts("");
}
int main() {
  input();
  solve();
}

### Prompt

Construct a CPP code solution to the problem outlined:

You are given a tree with n vertexes and n points on a plane, no three points lie on one straight line.

Your task is to paint the given tree on a plane, using the given points as vertexes. 

That is, you should correspond each vertex of the tree to exactly one point and each point should correspond to a vertex. If two vertexes of the tree are connected by an edge, then the corresponding points should have a segment painted between them. The segments that correspond to non-adjacent edges, should not have common points. The segments that correspond to adjacent edges should have exactly one common point.

Input

The first line contains an integer n (1 ≤ n ≤ 1500) — the number of vertexes on a tree (as well as the number of chosen points on the plane).

Each of the next n - 1 lines contains two space-separated integers ui and vi (1 ≤ ui, vi ≤ n, ui ≠ vi) — the numbers of tree vertexes connected by the i-th edge.

Each of the next n lines contain two space-separated integers xi and yi ( - 109 ≤ xi, yi ≤ 109) — the coordinates of the i-th point on the plane. No three points lie on one straight line.

It is guaranteed that under given constraints problem has a solution.

Output

Print n distinct space-separated integers from 1 to n: the i-th number must equal the number of the vertex to place at the i-th point (the points are numbered in the order, in which they are listed in the input).

If there are several solutions, print any of them.

Examples

Input

3
1 3
2 3
0 0
1 1
2 0


Output

1 3 2


Input

4
1 2
2 3
1 4
-1 -2
3 5
-3 3
2 0


Output

4 2 1 3

Note

The possible solutions for the sample are given below.

<image> <image>

### Response

```cpp
#include <bits/stdc++.h>
using namespace std;
struct PT {
  int x, y;
  PT() {}
  PT(int _x, int _y) { x = _x, y = _y; }
} respect;
int n, sbtr[2 * 1010];
vector<int> adj[2 * 1010];
vector<pair<PT, int> > pts, global;
int mp[2 * 1010];
void input() {
  int i, j;
  scanf("%d", &n);
  for (i = 0; i < n - 1; i++) {
    int u, v;
    scanf("%d %d", &u, &v);
    u--, v--;
    adj[u].push_back(v), adj[v].push_back(u);
  }
  for (i = 0; i < n; i++) {
    int x, y;
    scanf("%d %d", &x, &y);
    pts.push_back(make_pair(PT(x, y), i));
  }
}
void dfs(int src, int par) {
  int i, j;
  sbtr[src] = 1;
  for (i = 0; i < adj[src].size(); i++) {
    int u = adj[src][i];
    if (u != par) {
      dfs(u, src), sbtr[src] += sbtr[u];
    }
  }
}
long long int crossProduct(PT p0, PT p1, PT p2) {
  long long int val1 =
      (long long int)(p1.x - p0.x) * (long long int)(p2.y - p0.y);
  long long int val2 =
      (long long int)(p1.y - p0.y) * (long long int)(p2.x - p0.x);
  return val1 - val2;
}
bool comp1(pair<PT, int> lhs, pair<PT, int> rhs) {
  long long int cross = crossProduct(respect, lhs.first, rhs.first);
  return (cross < 0);
}
void angSort(vector<pair<PT, int> > &points) {
  respect = points[0].first;
  if (points.size() <= 1) {
    return;
  }
  sort(points.begin() + 1, points.end(), comp1);
}
bool comp0(pair<PT, int> lhs, pair<PT, int> rhs) {
  if (lhs.first.y == rhs.first.y) {
    return lhs.first.x < rhs.first.x;
  }
  return lhs.first.y < rhs.first.y;
}
void F(vector<pair<PT, int> > vec, int src, int par) {
  int i, j, rng = 0;
  sort(vec.begin(), vec.end(), comp0);
  mp[vec[0].second] = src;
  angSort(vec);
  for (i = 0; i < adj[src].size(); i++) {
    int u = adj[src][i];
    if (u == par) {
      break;
    }
  }
  if (i != adj[src].size()) {
    adj[src].erase(adj[src].begin() + i);
  }
  rng = 1;
  for (i = 0; i < adj[src].size(); i++) {
    int u = adj[src][i];
    global.clear();
    for (j = rng; j <= rng + sbtr[u] - 1; j++) {
      global.push_back(vec[j]);
    }
    rng += sbtr[u];
    F(global, u, src);
  }
}
void solve() {
  int i, j;
  if (n == 1) {
    printf("%d", 1);
    puts("");
    return;
  }
  dfs(0, -1);
  F(pts, 0, -1);
  for (i = 0; i < n; i++) {
    if (i != 0) {
      printf(" ");
    }
    printf("%d", mp[i] + 1);
  }
  puts("");
}
int main() {
  input();
  solve();
}

```