結果
問題 | No.2427 Tree Distance Two |
ユーザー | moharan627 |
提出日時 | 2023-08-18 21:35:59 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 458 ms / 2,000 ms |
コード長 | 5,704 bytes |
コンパイル時間 | 5,249 ms |
コンパイル使用メモリ | 310,092 KB |
実行使用メモリ | 51,968 KB |
最終ジャッジ日時 | 2024-11-28 06:02:04 |
合計ジャッジ時間 | 13,930 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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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 | 4 ms
7,508 KB |
testcase_01 | AC | 4 ms
7,492 KB |
testcase_02 | AC | 4 ms
7,488 KB |
testcase_03 | AC | 458 ms
24,176 KB |
testcase_04 | AC | 5 ms
7,532 KB |
testcase_05 | AC | 452 ms
24,064 KB |
testcase_06 | AC | 4 ms
7,380 KB |
testcase_07 | AC | 369 ms
25,092 KB |
testcase_08 | AC | 401 ms
26,112 KB |
testcase_09 | AC | 374 ms
25,088 KB |
testcase_10 | AC | 394 ms
25,424 KB |
testcase_11 | AC | 384 ms
25,640 KB |
testcase_12 | AC | 400 ms
24,692 KB |
testcase_13 | AC | 411 ms
24,504 KB |
testcase_14 | AC | 279 ms
51,968 KB |
testcase_15 | AC | 4 ms
7,544 KB |
testcase_16 | AC | 5 ms
7,448 KB |
testcase_17 | AC | 4 ms
7,552 KB |
testcase_18 | AC | 5 ms
7,444 KB |
testcase_19 | AC | 6 ms
7,424 KB |
testcase_20 | AC | 12 ms
7,892 KB |
testcase_21 | AC | 12 ms
7,996 KB |
testcase_22 | AC | 7 ms
7,604 KB |
testcase_23 | AC | 6 ms
7,424 KB |
testcase_24 | AC | 12 ms
7,936 KB |
testcase_25 | AC | 90 ms
11,776 KB |
testcase_26 | AC | 257 ms
17,920 KB |
testcase_27 | AC | 174 ms
14,912 KB |
testcase_28 | AC | 414 ms
23,028 KB |
testcase_29 | AC | 364 ms
21,120 KB |
testcase_30 | AC | 251 ms
17,524 KB |
testcase_31 | AC | 150 ms
13,952 KB |
testcase_32 | AC | 251 ms
17,436 KB |
testcase_33 | AC | 219 ms
16,360 KB |
testcase_34 | AC | 58 ms
10,240 KB |
ソースコード
#if !__INCLUDE_LEVEL__ #include __FILE__ vl Ans(500000,0); vector<bool> iki(1010000,false); vector<bool> kaeri(1010000,false); void dfs(const UnWeightedGraph &G, int u) { iki[u] = true; int Add = G[u].size(); Add-=1; fore(v,G[u]) { Ans[v]+=Add; if (!iki[v]) { dfs(G,v); } } kaeri[u]=true; } int main() { int N;cin >> N; UnWeightedGraph G(N); rep(i,N-1){ int u,v;cin >> u >> v; u-=1; v-=1; G[u].emplace_back(v); G[v].emplace_back(u); } dfs(G,0); rep(i,N)cout << Ans[i] << "\n"; } #else //tie(a, b, c) = t //repをllにしているので時間ギリギリならintに変換 #include <bits/stdc++.h> #include <atcoder/all> using namespace std; using namespace atcoder; #define rep(i, n) for(long long int i = 0; i < n; i++) #define rrep(i, n) for(long long int i = n-1; i >= 0; i--) #define range(i, m, n) for(long long int i = m; i < n; i++) #define fore(i,a) for(auto &i:a) #define all(v) v.begin(), v.end() #define rall(v) v.rbegin(), v.rend() #define Sum(v) accumulate(all(v),0LL) #define minv(v) *min_element(all(v)) #define maxv(v) *max_element(all(v)) #define fi first #define se second typedef long long ll; typedef vector<ll> vl; typedef vector<vector<ll>> vvl; const ll INF = 1LL << 60; const ll MOD1 = 1000000007; const ll MOD2 = 998244353; template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; } template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; } ll SN(char s){return ll(s-'0');} ll SN(string s){return stoll(s);} int alpN(char s){return int(s-'a');} int AlpN(char s){return int(s-'A');} int Nalp(int n){return char(n+97);} int NAlp(int n){return char(n+65);} using mint = modint; using mint1 = modint1000000007; using mint2 = modint998244353; using pll = pair<long long, long long>; template <class T>ostream &operator<<(ostream &o,const vector<T>&v){for(int i=0;i<(int)v.size();i++)o<<(i>0?" ":"")<<v[i];return o;}//vector空白区切り出力 template<class T, class U> ostream& operator<<(ostream &o, pair<T,U> &p){o<<"("<<p.first<<", "<<p.second<<")";return o; } ostream& operator<<(ostream& os, const mint1& N) {return os << N.val();}//mint出力。デフォはmint1 ostream& operator<<(ostream& os, const mint2& N) {return os << N.val();} template<class T> bool contain(const std::string& s, const T& v) { return s.find(v) != std::string::npos; } ll max(int x,ll y){return max((ll)x,y);} ll max(ll x,int y){return max(x,(ll)y);} ll min(int x,ll y){return min((ll)x,y);} ll min(ll x,int y){return min(x,(ll)y);} template <typename T> struct edge { int src, to; T cost; edge(int to, T cost) : src(-1), to(to), cost(cost) {} edge(int src, int to, T cost) : src(src), to(to), cost(cost) {} edge& operator=(const int& x) { to = x; return *this; } operator int() const { return to; } }; template <typename T> using Edges = vector<edge<T> >; template <typename T> using WeightedGraph = vector<Edges<T> >; using UnWeightedGraph = vector<vector<int> >; template <typename T> using Matrix = vector<vector<T> >; //unorderd_mapの拡張…https://qiita.com/hamamu/items/4d081751b69aa3bb3557 template<class T> size_t HashCombine(const size_t seed,const T &v){ return seed^(std::hash<T>()(v)+0x9e3779b9+(seed<<6)+(seed>>2)); } /* pair用 */ template<class T,class S> struct std::hash<std::pair<T,S>>{ size_t operator()(const std::pair<T,S> &keyval) const noexcept { return HashCombine(std::hash<T>()(keyval.first), keyval.second); } }; /* vector用 */ template<class T> struct std::hash<std::vector<T>>{ size_t operator()(const std::vector<T> &keyval) const noexcept { size_t s=0; for (auto&& v: keyval) s=HashCombine(s,v); return s; } }; /* tuple用 */ template<int N> struct HashTupleCore{ template<class Tuple> size_t operator()(const Tuple &keyval) const noexcept{ size_t s=HashTupleCore<N-1>()(keyval); return HashCombine(s,std::get<N-1>(keyval)); } }; template <> struct HashTupleCore<0>{ template<class Tuple> size_t operator()(const Tuple &keyval) const noexcept{ return 0; } }; template<class... Args> struct std::hash<std::tuple<Args...>>{ size_t operator()(const tuple<Args...> &keyval) const noexcept { return HashTupleCore<tuple_size<tuple<Args...>>::value>()(keyval); } }; ll ceil(ll a, ll b){ return (a + b - 1) / b; } struct string_converter { char start = 0; char type(const char &c) const { return (islower(c) ? 'a' : isupper(c) ? 'A' : isdigit(c) ? '0' : 0); } int convert(const char &c) { if(!start) start = type(c); return c - start; } int convert(const char &c, const string &chars) { return chars.find(c); } template <typename T> auto convert(const T &v) { vector<decltype(convert(v[0]))> ret; ret.reserve(v.size()); for(auto &&e : v) ret.emplace_back(convert(e)); return ret; } template <typename T> auto convert(const T &v, const string &chars) { vector<decltype(convert(v[0], chars))> ret; ret.reserve(v.size()); for(auto &&e : v) ret.emplace_back(convert(e, chars)); return ret; } int operator()(const char &v, char s = 0) { start = s; return convert(v); } int operator()(const char &v, const string &chars) { return convert(v, chars); } template <typename T> auto operator()(const T &v, char s = 0) { start = s; return convert(v); } template <typename T> auto operator()(const T &v, const string &chars) { return convert(v, chars); } } toint; #endif