結果

問題 No.1098 LCAs
ユーザー tamaron
提出日時 2020-06-27 00:56:41
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 509 ms / 2,000 ms
コード長 2,787 bytes
コンパイル時間 1,751 ms
コンパイル使用メモリ 177,900 KB
実行使用メモリ 31,756 KB
最終ジャッジ日時 2024-07-05 03:22:08
合計ジャッジ時間 9,455 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 28
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

const int isDebugMode = 1;
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<long long, long long> P;
struct edge{long long to,cost;};
const int inf = 1 << 27;
const long long INF = 1LL << 60;
const int COMBMAX = 1001001;
const long long MOD = 1000000007;
const long long dy[] = {-1, 0, 0, 1};
const long long dx[] = {0, -1, 1, 0};
string abc = "abcdefghijklmnopqrstuvwxyz";
#define rep(i,n) for(int i = 0; i < (n); ++i)
#define eachdo(v, e) for (const auto &e : (v))
#define all(v) (v).begin(), (v).end()
#define lower_index(v, e) (long long)distance((v).begin(), lower_bound((v).begin(), (v).end(), e))
#define upper_index(v, e) (long long)distance((v).begin(), upper_bound((v).begin(), (v).end(), e))
long long mpow(long long a, long long n, long long mod = MOD){long long res = 1; while(n > 0){if(n & 1)res = res * a % mod; a = a * a % mod; n >>= 1;} 
    return res;}
void pt(){cout << endl; return;}
template<class Head> void pt(Head&& head){cout << head; pt(); return;}
template<class Head, class... Tail> void pt(Head&& head, Tail&&... tail){cout << head << " "; pt(forward<Tail>(tail)...);}
void dpt(){if(!isDebugMode) return; cout << endl; return;}
template<class Head> void dpt(Head&& head){if(!isDebugMode) return; cout << head; pt(); return;}
template<class Head, class... Tail> void dpt(Head&& head, Tail&&... tail){if(!isDebugMode) return; cout << head << " "; pt(forward<Tail>(tail)...);}
template<class T> void debug(T v){if(!isDebugMode) return; rep(i, v.size()) cout << v[i] << " " ; cout << endl;}
template<class T> void debug2(T v){if(!isDebugMode) return; rep(i, v.size()){rep(j, v[i].size()) cout << v[i][j] << " " ; cout << endl;}}
template<class T1, class T2> inline bool chmin(T1 &a, T2 b){if(a > b){a = b; return true;} return false;}
template<class T1, class T2> inline bool chmax(T1 &a, T2 b){if(a < b){a = b; return true;} return false;}
template<class T1, class T2> long long gcd(T1 a, T2 b){return a % b ? gcd(b , a % b) : b;}
template<class T1, class T2> void reduce(T1 &a, T2 &b){ll g = gcd(a, b); a /= g; b /= g; return;}
bool valid(long long H, long long W, long long h, long long w) { return 0 <= h && h < H && 0 <= w && w < W; }
vector<ll> dp, size;
vector<vector<ll>> g;
void dfs(ll node = 0, ll par = -1){
    size[node] = 1;
    dp[node] = 0;
    for(auto& e : g[node]){
        if(e == par) continue;
        dfs(e, node);
        size[node] += size[e];
        dp[node] -= size[e] * size[e];
    }
    dp[node] += size[node] * size[node];
}
int main(){
    ll N; cin >> N;
    g.resize(N, vector<ll>());
    rep(i, N - 1){
        ll u, v; cin >> u >> v;
        g[--u].push_back(--v);
        g[v].push_back(u);
    }
    dp.resize(N, -1);
    size.resize(N, -1);
    dfs();
    rep(i, N) pt(dp[i]);
    return 0;
}
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