結果
問題 | No.1098 LCAs |
ユーザー |
|
提出日時 | 2020-06-26 22:44:04 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 766 ms / 2,000 ms |
コード長 | 7,273 bytes |
コンパイル時間 | 2,634 ms |
コンパイル使用メモリ | 155,080 KB |
最終ジャッジ日時 | 2025-01-11 11:57:36 |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 28 |
ソースコード
//include//------------------------------------------#include <vector>#include <list>#include <map>#include <unordered_map>#include <climits>#include <set>#include <unordered_set>#include <deque>#include <stack>#include <bitset>#include <algorithm>#include <functional>#include <numeric>#include <utility>#include <sstream>#include <iostream>#include <iomanip>#include <cstdio>#include <cmath>#include <cstdlib>#include <cctype>#include <string>#include <cstring>#include <ctime>#include <queue>#include <random>#include <chrono>#include <complex>#include <regex>#include <locale>#include <random>#include <cassert>#include <type_traits>using namespace std;// typedef//------------------------------------------typedef long long LL;typedef vector<int> VI;typedef vector<bool> VB;typedef vector<char> VC;typedef vector<double> VD;typedef vector<string> VS;typedef vector<LL> VLL;typedef vector<VI> VVI;typedef vector<VB> VVB;typedef vector<VS> VVS;typedef vector<VLL> VVLL;typedef vector<VVI> VVVI;typedef vector<VVLL> VVVLL;typedef pair<int, int> PII;typedef pair<LL, LL> PLL;typedef pair<int, string> PIS;typedef pair<string, int> PSI;typedef pair<string, string> PSS;typedef vector<PII> VPII;typedef vector<PLL> VPLL;typedef vector<VPII> VVPII;typedef vector<VPLL> VVPLL;typedef vector<VS> VVS;typedef map<int, int> MII;typedef map<LL, LL> MLL;typedef map<string, int> MSI;typedef map<int, string> MIS;// container util//------------------------------------------typedef int pInt[4];#define ALL(a) (a).begin(),(a).end()#define SZ(a) int((a).size())#define EACH(i, arr) for(typeof((arr).begin()) i=(arr).begin(); i!=(arr).end(); ++i)#define EXIST(str, e) ((str).find(e)!=(str).end())#define COUNT(arr, v) count((arr).begin(), (arr).end(), v)#define SEARCH(v, w) search((v).begin(), (v).end(), (w).begin(), (w).end())#define SORT(c) sort((c).begin(),(c).end())#define RSORT(c) sort((c).rbegin(),(c).rend())#define REVERSE(c) reverse((c).begin(), (c).end())#define ROTATE_LEFT(arr, c) rotate((arr).begin(), (arr).begin()+(c), (arr).end())#define ROTATE_RIGHT(arr, c) rotate((arr).rbegin(), (arr).rbegin() + (c), (arr).rend())#define SUMI(arr) accumulate((arr).begin(), (arr).end(), 0)#define SUMD(arr) accumulate((arr).begin(), (arr).end(), 0.)#define SUMLL(arr) accumulate((arr).begin(), (arr).end(), 0LL)#define MULD(arr) accumulate((arr).begin(), (arr).end(), 1., multiplies<double>())#define UB(arr, n) upper_bound((arr).begin(), (arr).end(), n)#define LB(arr, n) lower_bound((arr).begin(), (arr).end(), n)#define PB push_back#define MP make_pair#define ft first#define sd second// input output//------------------------------------------#define GL(s) getline(cin, (s))#define INIT() std::ios::sync_with_stdio(false);std::cin.tie(0)#define OUT(d) std::cout<<(d)#define OUT_L(d) std::cout<<(d)<<endl#define FOUT(n, data) std::cout<<std::fixed<<std::setprecision(n)<<(data)#define FOUT_L(n, data) std::cout<<std::fixed<<std::setprecision(n)<<(data)<<"\n"#define EL() printf("\n")#define SHOW_VECTOR(v) {std::cerr << #v << "\t:";for(const auto& xxx : v){std::cerr << xxx << " ";}std::cerr << "\n";}#define SHOW_MAP(v) {std::cerr << #v << endl; for(const auto& xxx: v){std::cerr << xxx.first << " " << xxx.second << "\n";}}#define Yes() printf("Yes\n")#define No() printf("No\n")#define YES() printf("YES\n")#define NO() printf("NO\n")#define Yay() printf("Yay!\n")#define Nnn() printf(":(\n")#define CE(x, y) ((x + y - 1) / (y))template<typename T1, typename T2>istream &operator>>(istream &in, pair<T1, T2> &p) {in >> p.first >> p.second;return in;}template<typename T>istream &operator>>(istream &in, vector<T> &v) {for (auto &x: v)in >> x;return in;}template<typename T1, typename T2>ostream &operator<<(ostream &out, const std::pair<T1, T2> &p) {out << "[" << p.first << ", " << p.second << "]" << "\n";return out;}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;}//repetition//------------------------------------------#define FOR(i, a, b) for(int i=(a);i<(b);++i)#define RFOR(i, a, b) for(int i=(b)-1;i>=(a);--i)#define REP(i, n) FOR(i,0,n)#define RREP(i, n) for(int i = n-1;i >= 0;i--)#define FORLL(i, a, b) for(LL i=LL(a);i<LL(b);++i)#define RFORLL(i, a, b) for(LL i=LL(b)-1;i>=LL(a);--i)#define REPLL(i, n) for(LL i=0;i<LL(n);++i)#define RREPLL(i, n) for(LL i=LL(n)-1;i>=0;--i)#define FOREACH(x, arr) for(auto &(x) : (arr))// Option + Control + K Terminal// Command + Control + K Run// Command + b EOF//------------------------------------------//------------------------------------------template<class T>struct Edge {int from, to;T cost;Edge(int from, int to, T cost) : from(from), to(to), cost(cost) {}explicit operator int() const { return to; }bool operator<(const Edge &rhs) const {return cost < rhs.cost;}};template<class T>using Edges = vector<Edge<T>>;template<class T>using WeightedGraph = vector<Edges<T>>;using UnWeightedGraph = vector<vector<int>>;template<class T>using DistMatrix = vector<vector<T>>;struct GraphAdapter {template<class T>static UnWeightedGraph to_unweighted_graph(const WeightedGraph<T> &origin) {int V = origin.size();UnWeightedGraph graph(V);for (int i = 0; i < V; i++) for (auto &e: origin[i]) graph[i].push_back((int) e);return graph;}static WeightedGraph<int> to_weighted_graph(const UnWeightedGraph &origin) {int V = origin.size();WeightedGraph<int> graph(V);for (int i = 0; i < V; i++) for (auto to: origin[i]) graph[i].push_back({i, to, 1});return graph;}template<class T>static DistMatrix<T> to_dist_matrix(const WeightedGraph<T> &origin, T INF) {int V = origin.size();DistMatrix<T> matrix(V, vector<T>(V, INF));for (int i = 0; i < V; i++) for (auto &e:origin[i]) matrix[i][e.to] = e.cost;for (int i = 0; i < V; i++) matrix[i][i] = 0;return matrix;}};int dfs(int v, int p, vector<LL> &childs, UnWeightedGraph &G) {int ret = 0;for (auto to: G[v]) {if (to == p) continue;ret += dfs(to, v, childs, G);}return childs[v] = ret + 1;}void ddfs(int v, int p, vector<LL> &childs, UnWeightedGraph &G, vector<LL> &ans) {ans[v] = childs[v] * childs[v];for (auto to: G[v]) {if (to == p)continue;ans[v] -= (childs[to] * childs[to]);ddfs(to, v, childs, G, ans);}}int main() {LL N;cin >> N;UnWeightedGraph G(N);for (int i = 0; i < N - 1; i++) {int a, b;cin >> a >> b;a--, b--;G[a].push_back(b);G[b].push_back(a);}vector<LL> childs(N);dfs(0, -1, childs, G);vector<LL> ans(N);ddfs(0, -1, childs, G, ans);for (auto x: ans) cout << x << endl;}