結果
問題 | No.1030 だんしんぐぱーりない |
ユーザー | 👑 tute7627 |
提出日時 | 2020-04-17 22:26:44 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 188 ms / 2,000 ms |
コード長 | 6,890 bytes |
コンパイル時間 | 2,130 ms |
コンパイル使用メモリ | 186,784 KB |
実行使用メモリ | 46,784 KB |
最終ジャッジ日時 | 2024-10-03 13:58:30 |
合計ジャッジ時間 | 8,120 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
6,820 KB |
testcase_01 | AC | 3 ms
6,820 KB |
testcase_02 | AC | 2 ms
6,820 KB |
testcase_03 | AC | 3 ms
6,820 KB |
testcase_04 | AC | 3 ms
6,820 KB |
testcase_05 | AC | 148 ms
39,992 KB |
testcase_06 | AC | 110 ms
32,232 KB |
testcase_07 | AC | 56 ms
16,000 KB |
testcase_08 | AC | 65 ms
21,236 KB |
testcase_09 | AC | 135 ms
41,576 KB |
testcase_10 | AC | 40 ms
9,600 KB |
testcase_11 | AC | 99 ms
24,300 KB |
testcase_12 | AC | 132 ms
35,540 KB |
testcase_13 | AC | 110 ms
32,860 KB |
testcase_14 | AC | 126 ms
33,092 KB |
testcase_15 | AC | 44 ms
9,344 KB |
testcase_16 | AC | 114 ms
27,824 KB |
testcase_17 | AC | 135 ms
41,828 KB |
testcase_18 | AC | 136 ms
34,696 KB |
testcase_19 | AC | 64 ms
14,080 KB |
testcase_20 | AC | 91 ms
23,040 KB |
testcase_21 | AC | 105 ms
30,400 KB |
testcase_22 | AC | 93 ms
24,220 KB |
testcase_23 | AC | 96 ms
22,468 KB |
testcase_24 | AC | 61 ms
13,824 KB |
testcase_25 | AC | 89 ms
23,088 KB |
testcase_26 | AC | 46 ms
7,168 KB |
testcase_27 | AC | 51 ms
7,936 KB |
testcase_28 | AC | 114 ms
28,876 KB |
testcase_29 | AC | 119 ms
35,208 KB |
testcase_30 | AC | 89 ms
24,704 KB |
testcase_31 | AC | 82 ms
22,368 KB |
testcase_32 | AC | 114 ms
32,416 KB |
testcase_33 | AC | 128 ms
37,532 KB |
testcase_34 | AC | 40 ms
11,648 KB |
testcase_35 | AC | 179 ms
46,660 KB |
testcase_36 | AC | 188 ms
46,664 KB |
testcase_37 | AC | 183 ms
46,660 KB |
testcase_38 | AC | 184 ms
46,656 KB |
testcase_39 | AC | 186 ms
46,784 KB |
testcase_40 | AC | 3 ms
6,816 KB |
testcase_41 | AC | 2 ms
6,820 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={1,0,-1,0,1,1,-1,-1}; vector<ll>dy={0,1,0,-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 Monoid > struct SegmentTree { using F = function< Monoid(Monoid, Monoid) >; int sz; vector< Monoid > seg; const F f; const Monoid M1; SegmentTree(int n, const F f, const Monoid &M1) : f(f), M1(M1) { sz = 1; while(sz < n) sz <<= 1; seg.assign(2 * sz, M1); } void set(int k, const Monoid &x) { seg[k + sz] = x; } void build() { for(int k = sz - 1; k > 0; k--) { seg[k] = f(seg[2 * k + 0], seg[2 * k + 1]); } } void update(int k, const Monoid &x) { k += sz; seg[k] = x; while(k >>= 1) { seg[k] = f(seg[2 * k + 0], seg[2 * k + 1]); } } Monoid query(int a, int b) { Monoid L = M1, R = M1; for(a += sz, b += sz; a < b; a >>= 1, b >>= 1) { if(a & 1) L = f(L, seg[a++]); if(b & 1) R = f(seg[--b], R); } return f(L, R); } Monoid operator[](const int &k) const { return seg[k + sz]; } template< typename C > int find_subtree(int a, const C &check, Monoid &M, bool type) { while(a < sz) { Monoid nxt = type ? f(seg[2 * a + type], M) : f(M, seg[2 * a + type]); if(check(nxt)) a = 2 * a + type; else M = nxt, a = 2 * a + 1 - type; } return a - sz; } template< typename C > int find_first(int a, const C &check) { Monoid L = M1; if(a <= 0) { if(check(f(L, seg[1]))) return find_subtree(1, check, L, false); return -1; } int b = sz; for(a += sz, b += sz; a < b; a >>= 1, b >>= 1) { if(a & 1) { Monoid nxt = f(L, seg[a]); if(check(nxt)) return find_subtree(a, check, L, false); L = nxt; ++a; } } return -1; } template< typename C > int find_last(int b, const C &check) { Monoid R = M1; if(b >= sz) { if(check(f(seg[1], R))) return find_subtree(1, check, R, true); return -1; } int a = sz; for(b += sz; a < b; a >>= 1, b >>= 1) { if(b & 1) { Monoid nxt = f(seg[--b], R); if(check(nxt)) return find_subtree(b, check, R, true); R = nxt; } } return -1; } }; struct LCA{ ll datasize = 18; ll n,root;//rootを根とする頂点数nの根付き木 vector<ll>depth;//0から vector<vector<ll>>G,data; LCA(vector<vector<ll>>g,ll r):G(g),n(g.size()),root(r){ data.assign(n,vector<ll>(datasize,-1)); depth.assign(n,-1LL); build(); } void build(){ dfs(root,0); for(ll i=1;i<datasize;i++){ for(ll j=0;j<n;j++){ if(data[j][i-1]==-1)data[j][i]=-1; else data[j][i]=data[data[j][i-1]][i-1]; } } } void dfs(ll k,ll d){ depth[k]=d; for(ll i=0;i<G[k].size();i++){ if(depth[G[k][i]]==-1){ data[G[k][i]][0]=k; dfs(G[k][i],d+1); } } } ll deep(ll x){ return x>=0?depth[x]:-1; } ll query(ll x,ll y){ if(depth[x]<depth[y])swap(x,y); ll tmp = datasize - 1; while(depth[x]!=depth[y]){ while(tmp>=1&&depth[y]>=deep(data[x][tmp]))tmp--; x = data[x][tmp]; } tmp = datasize - 1; while(x!=y){ while(tmp>=1&&data[x][tmp]==data[y][tmp])tmp--; x = data[x][tmp]; y = data[y][tmp]; } return x; } ll path(ll x,ll y){ return deep(x)+deep(y)-2*deep(query(x,y)); } ll par(ll x){ return data[x][0]; } }; vector<ll>c(100005); void dfs(ll k,vector<vector<ll>>&g,ll par){ for(auto to:g[k]){ if(to != par){ //cout<<to spa k<<endl; chmax(c[to],c[k]); dfs(to,g,k); } } } void dfs_tree(ll k,vector<vector<ll>>&g,ll par,vector<ll>&tree){ tree.PB(k); for(auto to:g[k]){ if(to != par){ dfs_tree(to,g,k,tree); } } } int main(){ cin.tie(nullptr); ios_base::sync_with_stdio(false); ll res=0,buf=0; bool judge = true; ll n,k,q;cin>>n>>k>>q; rep(i,0,n)cin>>c[i]; vector<ll>a(k); rep(i,0,k)cin>>a[i],a[i]--; vector<ll>dt; vector<vector<ll>>g(n); rep(i,0,n-1){ ll e,f;cin>>e>>f;e--;f--; g[e].PB(f); g[f].PB(e); } dfs(0,g,-1); dfs_tree(0,g,-1,dt); vector<ll>idx(n); rep(i,0,n)idx[dt[i]]=i; auto f1=[&](ll x,ll y){return min(x,y);}; auto f2=[&](ll x,ll y){return max(x,y);}; SegmentTree<ll>segmi(k,f1,INT_MAX); SegmentTree<ll>segmx(k,f2,-INT_MAX); rep(i,0,k){ segmi.set(i,idx[a[i]]); segmx.set(i,idx[a[i]]); } segmi.build(); segmx.build(); LCA lca(g,0); while(q--){ ll t;cin>>t; if(t==1){ ll x,y;cin>>x>>y;x--;y--; segmi.update(x,idx[y]); segmx.update(x,idx[y]); } else{ ll l,r;cin>>l>>r;l--; ll mi=dt[segmi.query(l,r)]; ll mx=dt[segmx.query(l,r)]; ll p=lca.query(mi,mx); //cout<<mi spa mx spa p<<endl; //debug(c,n); cout<<c[p]<<endl; } } return 0; }