#include #include using namespace std; using namespace atcoder; typedef long long int ll; typedef long double ld; typedef vector vi; typedef vector vl; typedef vector vvl; typedef vector vvvl; typedef vector vvvvl; typedef vector vb; typedef vector vvb; typedef vector vvvb; typedef vector vvvvb; typedef pair pl; typedef pair ppl; typedef pair pppl; typedef pair pppppl; #define rep(i,a,b) for(int i=(a);i<(b);i++) #define rrep(i,a,b) for(int i=(b)-1;i>=(a);i--) #define all(a) begin(a),end(a) #define sz(a) (int)(a).size() #define F first #define S second #define bs(A,x) binary_search(all(A),x) #define lb(A,x) (ll)(lower_bound(all(A),x)-A.begin()) #define ub(A,x) (ll)(upper_bound(all(A),x)-A.begin()) #define cou(A,x) (ll)(upper_bound(all(A),x)-lower_bound(all(A),x)) templateusing min_priority_queue=priority_queue,greater>; templatebool chmax(T&a,T b){if(abool chmin(T&a,T b){if(b vm; typedef vector vvm; typedef vector vvvm; typedef vector vvvvm; ostream&operator<<(ostream&os,mint a){os<>(istream&is,mint&a){int x;is>>x;a=mint(x);return is;} //*/ templateostream&operator<<(ostream&os,pairp){os<istream&operator>>(istream&is,pair&p){is>>p.F>>p.S;return is;} templateostream&operator<<(ostream&os,vectorv){rep(i,0,sz(v))os<istream&operator>>(istream&is,vector&v){for(T&in:v)is>>in;return is;} int main(){ cin.tie(0)->sync_with_stdio(0); cin.exceptions(cin.failbit); ll N;cin>>N; vvl es(N-1); rep(i,0,N){ ll c;cin>>c; rep(_,0,c){ ll e;cin>>e; es[e-1].emplace_back(i); } } vvl E(N); for(auto v:es)E[v[0]].emplace_back(v[1]),E[v[1]].emplace_back(v[0]); vl deg(N); rep(i,0,N)deg[i]=sz(E[i]); vector>EE(N); rep(i,0,N)for(auto j:E[i])EE[i].insert(j); vvl del(N); rep(i,0,N)del[sz(E[i])].emplace_back(i); setst; rep(i,0,N)st.insert(i); vl DP(N),EP(N),ans(N-1); vb alive(N,1); rep(i,0,N-1){ for(auto q:del[i]){ st.erase(q),alive[q]=0; for(auto v:EE[q])EE[v].erase(q); } for(auto r:st)DP[r]=-1; for(auto r:st)if(DP[r]==-1){ functiondfs=[&](ll v){ DP[v]=EP[v]=0; vectorQ; for(auto u:EE[v])if(alive[u]&&DP[u]==-1){ dfs(u); Q.emplace_back(pl(DP[u],EP[u])); } ll p=deg[v]-sz(Q); if(v!=r)p--; ll s=0; for(auto[d,e]:Q)s+=max(d,e); DP[v]=s; ll dsum=0; vl diff; for(auto[d,e]:Q)dsum+=d,diff.emplace_back(max(0ll,e-d)); sort(all(diff)); reverse(all(diff)); if(sz(Q)>=i-p+1){ ll t=dsum; rep(j,0,sz(Q)-i+p-1)if(j