結果
問題 | No.1295 木と駒 |
ユーザー | 👑 tute7627 |
提出日時 | 2020-11-21 04:59:19 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 5,191 bytes |
コンパイル時間 | 2,604 ms |
コンパイル使用メモリ | 217,884 KB |
実行使用メモリ | 73,472 KB |
最終ジャッジ日時 | 2024-07-23 15:22:48 |
合計ジャッジ時間 | 9,131 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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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
5,248 KB |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | WA | - |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | WA | - |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | WA | - |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | WA | - |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 2 ms
5,376 KB |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | AC | 116 ms
33,632 KB |
testcase_17 | AC | 114 ms
33,792 KB |
testcase_18 | AC | 134 ms
33,716 KB |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | WA | - |
testcase_32 | WA | - |
testcase_33 | WA | - |
testcase_34 | AC | 115 ms
32,128 KB |
testcase_35 | WA | - |
testcase_36 | AC | 106 ms
32,128 KB |
testcase_37 | AC | 108 ms
32,128 KB |
testcase_38 | AC | 109 ms
32,200 KB |
testcase_39 | WA | - |
testcase_40 | WA | - |
testcase_41 | AC | 86 ms
29,832 KB |
testcase_42 | AC | 93 ms
29,832 KB |
testcase_43 | AC | 89 ms
29,836 KB |
testcase_44 | AC | 89 ms
29,956 KB |
testcase_45 | WA | - |
testcase_46 | AC | 94 ms
29,832 KB |
testcase_47 | WA | - |
testcase_48 | AC | 97 ms
29,928 KB |
ソースコード
//#define _GLIBCXX_DEBUG #include<bits/stdc++.h> using namespace std; #define endl '\n' #define lfs cout<<fixed<<setprecision(10) #define ALL(a) (a).begin(),(a).end() #define ALLR(a) (a).rbegin(),(a).rend() #define spa << " " << #define fi first #define se second #define MP make_pair #define MT make_tuple #define PB push_back #define EB emplace_back #define rep(i,n,m) for(ll i = (n); i < (ll)(m); i++) #define rrep(i,n,m) for(ll i = (ll)(m) - 1; i >= (ll)(n); i--) using ll = long long; using ld = long double; const ll MOD1 = 1e9+7; const ll MOD9 = 998244353; const ll INF = 1e18; using P = pair<ll, ll>; template<typename T1, typename T2>bool chmin(T1 &a,T2 b){if(a>b){a=b;return true;}else return false;} template<typename T1, typename T2>bool chmax(T1 &a,T2 b){if(a<b){a=b;return true;}else return false;} ll median(ll a,ll b, ll c){return a+b+c-max({a,b,c})-min({a,b,c});} void ans1(bool x){if(x) cout<<"Yes"<<endl;else cout<<"No"<<endl;} void ans2(bool x){if(x) cout<<"YES"<<endl;else cout<<"NO"<<endl;} void ans3(bool x){if(x) cout<<"Yay!"<<endl;else cout<<":("<<endl;} template<typename T1,typename T2>void ans(bool x,T1 y,T2 z){if(x)cout<<y<<endl;else cout<<z<<endl;} template<typename T>void debug(vector<vector<T>>&v,ll h,ll w){for(ll i=0;i<h;i++){cout<<v[i][0];for(ll j=1;j<w;j++)cout spa v[i][j];cout<<endl;}}; void debug(vector<string>&v,ll h,ll w){for(ll i=0;i<h;i++){for(ll j=0;j<w;j++)cout<<v[i][j];cout<<endl;}}; template<typename T>void debug(vector<T>&v,ll n){if(n!=0)cout<<v[0];for(ll i=1;i<n;i++)cout spa v[i];cout<<endl;}; template<typename T>vector<vector<T>>vec(ll x, ll y, T w){vector<vector<T>>v(x,vector<T>(y,w));return v;} ll gcd(ll x,ll y){ll r;while(y!=0&&(r=x%y)!=0){x=y;y=r;}return y==0?x:y;} vector<ll>dx={1,-1,0,0,1,1,-1,-1};vector<ll>dy={0,0,1,-1,1,-1,1,-1}; template<typename T>vector<T> make_v(size_t a,T b){return vector<T>(a,b);} template<typename... Ts>auto make_v(size_t a,Ts... ts){return vector<decltype(make_v(ts...))>(a,make_v(ts...));} template<typename T1, typename T2>ostream &operator<<(ostream &os, const pair<T1, T2>&p){return os << p.first << " " << p.second;} template<typename T>ostream &operator<<(ostream &os, const vector<T> &v){for(auto &z:v)os << z << " ";cout<<"|"; return os;} template<typename T>void rearrange(vector<ll>&ord, vector<T>&v){ auto tmp = v; for(int i=0;i<tmp.size();i++)v[i] = tmp[ord[i]]; } template<typename Head, typename... Tail>void rearrange(vector<ll>&ord,Head&& head, Tail&&... tail){ rearrange(ord, head); rearrange(ord, tail...); } //mt19937 mt(chrono::steady_clock::now().time_since_epoch().count()); int popcount(ll x){return __builtin_popcountll(x);}; int poplow(ll x){return __builtin_ctzll(x);}; int pophigh(ll x){return 63 - __builtin_clzll(x);}; template< typename sum_t, typename key_t > struct ReRooting { struct Edge { int to; key_t data; sum_t dp, ndp; }; using F = function< sum_t(sum_t, sum_t) >; using G = function< sum_t(sum_t, key_t) >; vector< vector< Edge > > g; vector< sum_t > subdp, dp; vector< sum_t > init; const sum_t ident; const F f; const G gg; ReRooting(int V, const F f, const G g, const sum_t &ident) : g(V), f(f), gg(g), ident(ident), subdp(V, ident), dp(V, ident), init(V, ident) {} void add_edge(int u, int v, const key_t &d) { g[u].emplace_back((Edge) {v, d, ident, ident}); g[v].emplace_back((Edge) {u, d, ident, ident}); } void add_edge_bi(int u, int v, const key_t &d, const key_t &e) { g[u].emplace_back((Edge) {v, d, ident, ident}); g[v].emplace_back((Edge) {u, e, ident, ident}); } void set(int idx, sum_t s){ subdp[idx] = s; init[idx] = s; } void dfs_sub(int idx, int par) { for(auto &e : g[idx]) { if(e.to == par) continue; dfs_sub(e.to, idx); subdp[idx] = f(subdp[idx], gg(subdp[e.to], e.data)); } } void dfs_all(int idx, int par, const sum_t &top) { sum_t buff{init[idx]}; for(int i = 0; i < (int) g[idx].size(); i++) { auto &e = g[idx][i]; e.ndp = buff; e.dp = gg(par == e.to ? top : subdp[e.to], e.data); buff = f(buff, e.dp); } dp[idx] = buff; buff = ident; for(int i = (int) g[idx].size() - 1; i >= 0; i--) { auto &e = g[idx][i]; if(e.to != par) dfs_all(e.to, idx, f(e.ndp, buff)); e.ndp = f(e.ndp, buff); buff = f(buff, e.dp); } } vector< sum_t > build() { dfs_sub(0, -1); dfs_all(0, -1, ident); return dp; } }; int main(){ cin.tie(nullptr); ios_base::sync_with_stdio(false); ll res=0,buf=0; bool judge = true; struct A{ bool x;//片道で埋められる bool y;//戻ってきながら埋められる ll mi;//子の最小index ll mx;//子の最大index }; A iden={true,true,INF,-INF}; auto f1=[&](A p,A q)->A{ if(p.mx<q.mx)swap(p,q); return {p.x&&q.y, p.y&&q.y, min(p.mi,q.mi), p.mx}; }; auto f2=[&](A p,P e)->A{//e.fi->e.se return{p.x,p.y&&e.fi<p.mi,e.se,e.se}; }; ll n;cin>>n; ReRooting<A,P>reroot(n,f1,f2,iden); rep(i,0,n-1){ ll u,v;cin>>u>>v;u--;v--; reroot.add_edge_bi(u,v,MP(u,v),MP(v,u)); } auto v=reroot.build(); rep(i,0,n)ans1(v[i].x); return 0; }