結果
問題 | No.899 γatheree |
ユーザー | Haar |
提出日時 | 2019-10-05 01:13:14 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
RE
|
実行時間 | - |
コード長 | 2,974 bytes |
コンパイル時間 | 2,315 ms |
コンパイル使用メモリ | 208,444 KB |
実行使用メモリ | 6,824 KB |
最終ジャッジ日時 | 2024-10-04 03:15:23 |
合計ジャッジ時間 | 6,002 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,816 KB |
testcase_01 | AC | 3 ms
6,816 KB |
testcase_02 | AC | 3 ms
6,820 KB |
testcase_03 | AC | 3 ms
6,820 KB |
testcase_04 | AC | 3 ms
6,816 KB |
testcase_05 | AC | 3 ms
6,816 KB |
testcase_06 | RE | - |
testcase_07 | RE | - |
testcase_08 | RE | - |
testcase_09 | RE | - |
testcase_10 | RE | - |
testcase_11 | RE | - |
testcase_12 | RE | - |
testcase_13 | RE | - |
testcase_14 | RE | - |
testcase_15 | RE | - |
testcase_16 | RE | - |
testcase_17 | RE | - |
testcase_18 | RE | - |
testcase_19 | RE | - |
testcase_20 | RE | - |
testcase_21 | RE | - |
testcase_22 | RE | - |
testcase_23 | RE | - |
ソースコード
#include <bits/stdc++.h> #define LLI long long int #define FOR(v, a, b) for(LLI v = (a); v < (b); ++v) #define FORE(v, a, b) for(LLI v = (a); v <= (b); ++v) #define REP(v, n) FOR(v, 0, n) #define REPE(v, n) FORE(v, 0, n) #define REV(v, a, b) for(LLI v = (a); v >= (b); --v) #define ALL(x) (x).begin(), (x).end() #define RALL(x) (x).rbegin(), (x).rend() #define ITR(it, c) for(auto it = (c).begin(); it != (c).end(); ++it) #define RITR(it, c) for(auto it = (c).rbegin(); it != (c).rend(); ++it) #define EXIST(c,x) ((c).find(x) != (c).end()) #define fst first #define snd second #define popcount __builtin_popcount #define UNIQ(v) (v).erase(unique(ALL(v)), (v).end()) #define bit(i) (1LL<<(i)) #ifdef DEBUG #include <misc/C++/Debug.cpp> #else #define dump(...) ((void)0) #endif #define gcd __gcd using namespace std; template <class T> constexpr T lcm(T m, T n){return m/gcd(m,n)*n;} template <typename I> void join(ostream &ost, I s, I t, string d=" "){for(auto i=s; i!=t; ++i){if(i!=s)ost<<d; ost<<*i;}ost<<endl;} template <typename T> istream& operator>>(istream &is, vector<T> &v){for(auto &a : v) is >> a; return is;} template <typename T, typename U> bool chmin(T &a, const U &b){return (a>b ? a=b, true : false);} template <typename T, typename U> bool chmax(T &a, const U &b){return (a<b ? a=b, true : false);} template <typename T, size_t N, typename U> void fill_array(T (&a)[N], const U &v){fill((U*)a, (U*)(a+N), v);} struct Init{ Init(){ cin.tie(0); ios::sync_with_stdio(false); } }init; template <typename Cost = int> class Edge{ public: int from,to; Cost cost; Edge() {} Edge(int to, Cost cost): to(to), cost(cost){} Edge(int from, int to, Cost cost): from(from), to(to), cost(cost){} Edge rev() const {return Edge(to,from,cost);} friend ostream& operator<<(ostream &os, const Edge &e){ os << "(FROM: " << e.from << "," << "TO: " << e.to << "," << "COST: " << e.cost << ")"; return os; } }; template <typename T> using Graph = vector<vector<Edge<T>>>; template <typename T> using Tree = vector<vector<Edge<T>>>; template <typename C, typename T> void add_edge(C &g, int from, int to, T w){ g[from].push_back(Edge<T>(from, to, w)); } template <typename C, typename T> void add_undirected(C &g, int a, int b, T w){ g[a].push_back(Edge<T>(a, b, w)); g[b].push_back(Edge<T>(b, a, w)); } LLI dfs(int cur, int par, const Tree<int> &tree, vector<LLI> &A, int d){ LLI ret = A[cur]; A[cur] = 0; if(d < 2){ for(auto &e : tree[cur]){ if(e.to == par) continue; ret += dfs(e.to, cur, tree, A, d+1); } } return ret; } int main(){ int N; cin >> N; assert(N <= 1000); Tree<int> tree(N); REP(i,N-1){ int u, v; cin >> u >> v; add_undirected(tree, u, v, 1); } vector<LLI> A(N); cin >> A; int Q; cin >> Q; while(Q--){ int x; cin >> x; LLI ans = dfs(x, -1, tree, A, 0); A[x] = ans; cout << ans << endl; } return 0; }