//#define _GLIBCXX_DEBUG #include using namespace std; #define endl '\n' #define lfs cout<= (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; template using PQ = priority_queue; template using QP = priority_queue,greater>; templatebool chmin(T1 &a,T2 b){if(a>b){a=b;return true;}else return false;} templatebool chmax(T1 &a,T2 b){if(avoid ans(bool x,T1 y,T2 z){if(x)cout<void anss(T1 x,T2 y,T3 z){ans(x!=y,x,z);}; templatevoid debug(const T &v,ll h,ll w,string sv=" "){for(ll i=0;ivoid debug(const T &v,ll n,string sv=" "){if(n!=0)cout<void debug(const vector&v){debug(v,v.size());} templatevoid debug(const vector>&v){for(auto &vv:v)debug(vv,vv.size());} templatevoid debug(stack st){while(!st.empty()){cout<void debug(queue st){while(!st.empty()){cout<void debug(deque st){while(!st.empty()){cout<void debug(PQ st){while(!st.empty()){cout<void debug(QP st){while(!st.empty()){cout<void debug(const set&v){for(auto z:v)cout<void debug(const multiset&v){for(auto z:v)cout<void debug(const array &a){for(auto z:a)cout<void debug(const map&v){for(auto z:v)cout<<"["<vector>vec(ll x, ll y, T w){vector>v(x,vector(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;} vectordx={1,-1,0,0,1,1,-1,-1};vectordy={0,0,1,-1,1,-1,1,-1}; templatevector make_v(size_t a,T b){return vector(a,b);} templateauto make_v(size_t a,Ts... ts){return vector(a,make_v(ts...));} templateostream &operator<<(ostream &os, const pair&p){return os << p.first << " " << p.second;} templateostream &operator<<(ostream &os, const vector &v){for(auto &z:v)os << z << " ";cout<<"|"; return os;} templatevoid rearrange(vector&ord, vector&v){ auto tmp = v; for(int i=0;ivoid rearrange(vector&ord,Head&& head, Tail&&... tail){ rearrange(ord, head); rearrange(ord, tail...); } template vector ascend(const vector&v){ vectorord(v.size());iota(ord.begin(),ord.end(),0); sort(ord.begin(),ord.end(),[&](int i,int j){return v[i] vector descend(const vector&v){ vectorord(v.size());iota(ord.begin(),ord.end(),0); sort(ord.begin(),ord.end(),[&](int i,int j){return v[i]>v[j];}); return ord; } ll FLOOR(ll n,ll div){assert(div>0);return n>=0?n/div:(n-div+1)/div;} ll CEIL(ll n,ll div){assert(div>0);return n>=0?(n+div-1)/div:n/div;} ll digitsum(ll n){ll ret=0;while(n){ret+=n%10;n/=10;}return ret;} ll modulo(ll n,ll d){return (n%d+d)%d;}; templateT min(const vector&v){return *min_element(v.begin(),v.end());} templateT max(const vector&v){return *max_element(v.begin(),v.end());} templateT acc(const vector&v){return accumulate(v.begin(),v.end(),T(0));}; templateT reverse(const T &v){return T(v.rbegin(),v.rend());}; //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);}; templateT poll(queue &q){auto ret=q.front();q.pop();return ret;}; templateT poll(priority_queue &q){auto ret=q.top();q.pop();return ret;}; templateT poll(QP &q){auto ret=q.top();q.pop();return ret;}; templateT poll(stack &s){auto ret=s.top();s.pop();return ret;}; ll MULT(ll x,ll y){if(LLONG_MAX/x<=y)return LLONG_MAX;return x*y;} ll POW2(ll x, ll k){ll ret=1,mul=x;while(k){if(mul==LLONG_MAX)return LLONG_MAX;if(k&1)ret=MULT(ret,mul);mul=MULT(mul,mul);k>>=1;}return ret;} ll POW(ll x, ll k){ll ret=1;for(int i=0;i struct edge { int to; T cost; int id; edge():id(-1){}; edge(int to, T cost = 1, int id = -1):to(to), cost(cost), id(id){} operator int() const { return to; } }; template using Graph = vector>>; template Graphrevgraph(const Graph &g){ Graphret(g.size()); for(int i=0;i Graph readGraph(int n,int m,int indexed=1,bool directed=false,bool weighted=false){ Graph ret(n); for(int es = 0; es < m; es++){ int u,v; T w=1; cin>>u>>v;u-=indexed,v-=indexed; if(weighted)cin>>w; ret[u].emplace_back(v,w,es); if(!directed)ret[v].emplace_back(u,w,es); } return ret; } template Graph readParent(int n,int indexed=1,bool directed=true){ Graphret(n); for(int i=1;i>p; p-=indexed; ret[p].emplace_back(i); if(!directed)ret[i].emplace_back(p); } return ret; } template struct HLD{ using D=long long; int n; vectorsz;//部分木サイズ vectordep; vectorpar; vectorhead; Graph &g;//隣接リスト vector>edges;//データ構造に乗せるedge列 vectorin,out;//[in,out)で部分木、[ina,inb]でa~bのパス(aが上) vectorcomp;//連結成分の根 //inは頂点のindexを表す。また、edge列の下側の頂点である HLD(Graph &g,int r=-1):g(g),n(g.size()){ hld_build(r); } void hld_build(int root = -1){ in.assign(n,-1);out.assign(n,-1);dep.assign(n,0); par.assign(n,-1);head.assign(n,-1);sz.assign(n,-1);comp.assign(n,-1); edges.assign(n,edge()); if(root == -1){//根がどこでも良い場合(森でも可) for(int i=0;i sz[g[k][0].to])swap(e, g[k][0]); } } int time = 0; void dfs_hld(int k){ in[k] = time++; for(auto e:g[k]){ if(e.to == par[k])continue; head[e.to] = (e.to == g[k][0].to ? head[k]: e.to); edges[time] = e; dfs_hld(e.to); } out[k] = time; } int lca(int p,int q){ while(1){ if(in[p] < in[q])swap(p,q); if(head[p] == head[q])return q; p = par[head[p]]; } } vector>query_path(int p,int q,bool isEdge){ int r=lca(p,q); vector>ret; for(int i=0;i<2;i++){ if(i == 1)swap(p,q); while(1){ if(isEdge&&p==r)break; if(head[p]==head[r]){ ret.emplace_back(in[r]+(isEdge?1:i),in[p]+1); break; } ret.emplace_back(in[head[p]],in[p]+1); p = par[head[p]]; } } return ret; } vector>>query_order_path(int p,int q,bool isEdge){ //非可換クエリ用、配列0を順番を反転したデータ構造に、配列1を通常のデータ構造に vector>>ret(2); int r=lca(p,q); for(int i=0;i<2;i++){ if(i == 1)swap(p,q); while(1){ if(isEdge&&p==r)break; if(head[p]==head[r]){ if(i==0) ret[i].emplace_back(n-(in[p]+1),n-(in[r]+(isEdge?1:i))); else ret[i].emplace_back(in[r]+(isEdge?1:i),in[p]+1); break; } if(i==0) ret[i].emplace_back(n-(in[p]+1),n-(in[head[p]])); else ret[i].emplace_back(in[head[p]],in[p]+1); p = par[head[p]]; } } reverse(ret[1].begin(), ret[1].end()); return ret; } pairquery_subtree(int p,bool isEdge){ return make_pair(in[p]+isEdge,out[p]); } //uのv方向の子 子孫関係は前もって確認すること(in,outを見る) int child(int u,int v){ while(1){ if(head[u]==head[v]){ v=g[u][0].to; break; } v=head[v]; if(par[v]==u)break; v=par[v]; } return v; } //uをv方向に一つ進めた頂点 int move(int u,int v){ assert(u!=v); if(in[u]rev_in; int climb(int u,int k){ if(rev_in.empty()){ rev_in.resize(n); for(int i=0;i(dep[u]-k, 0); while(dep[u]>nd){ if(dep[head[u]]>nd){ u=par[head[u]]; } else{ u=rev_in[in[head[u]]+nd-dep[head[u]]]; } } return u; } template Graphlca_tree(vector&v){ auto compare=[&](int x,int y){return in[x]ret(sz2); stackst; for(int i=0;i struct LazySegmentTree { ll sz, height, n; vector< Monoid > data; vector< OperatorMonoid > lazy; const F f; const G g; const H h; Monoid M1; OperatorMonoid OM0; LazySegmentTree(ll n, const F &f,const G &g, const H &h, Monoid M1, OperatorMonoid OM0):n(n),f(f),g(g),h(h),M1(M1),OM0(OM0){ sz = 1; height = 0; while(sz < n) sz <<= 1, height++; data.assign(2 * sz, M1); lazy.assign(2 * sz, OM0); } void set(ll k, const Monoid &x) { data[k + sz] = x; } void build() { for(ll k = sz - 1; k > 0; k--) { data[k] = f(data[2 * k + 0], data[2 * k + 1]); } } inline void propagate(ll k) { if(lazy[k] != OM0) { lazy[2 * k + 0] = h(lazy[2 * k + 0], lazy[k]); lazy[2 * k + 1] = h(lazy[2 * k + 1], lazy[k]); data[k] = reflect(k); lazy[k] = OM0; } } inline Monoid reflect(ll k) { return lazy[k] == OM0 ? data[k] : g(data[k], lazy[k]); } inline void recalc(ll k) { while(k >>= 1) data[k] = f(reflect(2 * k + 0), reflect(2 * k + 1)); } inline void thrust(ll k) { for(ll i = height; i > 0; i--) propagate(k >> i); } void update(ll a, ll b, const OperatorMonoid &x) { if(a>=b)return; thrust(a += sz); thrust(b += sz - 1); for(ll l = a, r = b + 1; l < r; l >>= 1, r >>= 1) { if(l & 1) lazy[l] = h(lazy[l], x), ++l; if(r & 1) --r, lazy[r] = h(lazy[r], x); } recalc(a); recalc(b); } void update(ll a,const Monoid &x){ thrust(a += sz); data[a] = x; lazy[a] = OM0; recalc(a); } Monoid query(ll a, ll b) { if(a>=b)return M1; thrust(a += sz); thrust(b += sz - 1); Monoid L = M1, R = M1; for(ll l = a, r = b + 1; l < r; l >>= 1, r >>= 1) { if(l & 1) L = f(L, reflect(l++)); if(r & 1) R = f(reflect(--r), R); } return f(L, R); } Monoid operator[](const ll &k) { return query(k, k + 1); } template< typename C > ll find_subtree(ll a, const C &check, Monoid &M, bool type) { while(a < sz) { propagate(a); Monoid nxt = type ? f(reflect(2 * a + type), M) : f(M, reflect(2 * a + type)); if(check(nxt)) a = 2 * a + type; else M = nxt, a = 2 * a + 1 - type; } return a - sz; } template< typename C > ll find_first(ll a, const C &check) { Monoid L = M1; if(a <= 0) { if(check(f(L, reflect(1)))) return find_subtree(1, check, L, false); return -1; } thrust(a + sz); ll b = sz; for(a += sz, b += sz; a < b; a >>= 1, b >>= 1) { if(a & 1) { Monoid nxt = f(L, reflect(a)); if(check(nxt)) return find_subtree(a, check, L, false); L = nxt; ++a; } } return -1; } template< typename C > ll find_last(ll b, const C &check) { Monoid R = M1; if(b >= sz) { if(check(f(reflect(1), R))) return find_subtree(1, check, R, true); return -1; } thrust(b + sz - 1); ll a = sz; for(b += sz; a < b; a >>= 1, b >>= 1) { if(b & 1) { Monoid nxt = f(reflect(--b), R); if(check(nxt)) return find_subtree(b, check, R, true); R = nxt; } } return -1; } void print(){ for(ll i=0;iM{ return {x^y}; }; auto g=[](M x,ll y)->M{ return {y?0:x}; }; auto h=[](ll x,ll y){ return x|y; }; LazySegmentTreemake(int n){ return {n,f,g,h,0,0}; } } int main(){ cin.tie(nullptr); ios_base::sync_with_stdio(false); ll res=0,buf=0; bool judge = true; ll n;cin>>n; auto g=readGraph(n,n-1,1,false,true); HLD hld(g,0); auto seg=upd_sum::make(n); rep(i,1,n)seg.set(i,hld.edges[i].cost); seg.build(); ll q;cin>>q; while(q--){ ll t,x;cin>>t>>x;x--; auto tmp=hld.query_subtree(x,true); if(t==1){ seg.update(tmp.fi-1,tmp.se,1); } else cout<