Advertisement
Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- #include <iostream>
- #include <cstring>
- #include <algorithm>
- #include <vector>
- using namespace std;
- typedef long long ll;
- int n, a, b, dp[200000], ds[200000], a[200000];
- vector<int> g[200000];
- int c(int p, int pr) {
- dp[p] = 1;
- for(int i: g[p])
- if(pr != i)
- dp[p] += c(i, p);
- }
- void f(int p, int pr) {
- for(int i: g[p])
- if(pr != i) {
- ds[i] += ds[p] + 1;
- f(i, p);
- }
- }
- void dfs(int p, int pr) {
- for(int i: g[p])
- if(pr != i) {
- a = (sum = sum - dp[i] + (n - dp[i]));
- }
- }
- int main()
- {
- cin >> n;
- for(int i = 0; i < n - 1; ++i)
- cin >> a >> b, g[a - 1].push_back(b - 1), g[b - 1].push_back(a - 1);
- ds[0] = 0;
- c(0, -1);
- f(0, -1);
- int sum = 0;
- for(int i = 0; i < n; ++i)
- sum += ds[i];
- cout << sum << " ";
- for(int i: g[0])
- dfs(i, 0);
- for(int i = 1; i < n; ++i)
- cout << (sum = sum - dp[i] + (n - dp[i])) << " ";
- cout << endl;
- }
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement