#include <bits/stdc++.h> #define MP make_pair #define PB push_back #define int long long #define st first #define nd second #define rd third #define FOR(i, a, b) for(int i =(a); i <=(b); ++i) #define RE(i, n) FOR(i, 1, n) #define FORD(i, a, b) for(int i = (a); i >= (b); --i) #define REP(i, n) for(int i = 0;i <(n); ++i) #define VAR(v, i) __typeof(i) v=(i) #define FORE(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i) #define ALL(x) (x).begin(), (x).end() #define SZ(x) ((int)(x).size()) #define __builtin_ctz __builtin_ctzll #define __builtin_clz __builtin_clzll #define __builtin_popcount __builtin_popcountll using namespace std; template<typename TH> void _dbg(const char* sdbg, TH h) { cerr<<sdbg<<"="<<h<<"\n"; } template<typename TH, typename... TA> void _dbg(const char* sdbg, TH h, TA... t) { while(*sdbg != ',') { cerr<<*sdbg++; } cerr<<"="<<h<<","; _dbg(sdbg+1, t...); } #ifdef LOCAL #define debug(...) _dbg(#__VA_ARGS__, __VA_ARGS__) #define debugv(x) {{cerr <<#x <<" = "; FORE(itt, (x)) cerr <<*itt <<", "; cerr <<"\n"; }} #else #define debug(...) (__VA_ARGS__) #define debugv(x) #define cerr if(0)cout #endif #define next ____next #define prev ____prev #define left ____left #define hash ____hash typedef long long ll; typedef long double LD; typedef pair<int, int> PII; typedef pair<ll, ll> PLL; typedef vector<int> VI; typedef vector<VI> VVI; typedef vector<ll> VLL; typedef vector<pair<int, int> > VPII; typedef vector<pair<ll, ll> > VPLL; template<class C> void mini(C&a4, C b4){a4=min(a4, b4); } template<class C> void maxi(C&a4, C b4){a4=max(a4, b4); } template<class T1, class T2> ostream& operator<< (ostream &out, pair<T1, T2> pair) { return out << "(" << pair.first << ", " << pair.second << ")";} template<class A, class B, class C> struct Triple { A first; B second; C third; bool operator<(const Triple& t) const { if (st != t.st) return st < t.st; if (nd != t.nd) return nd < t.nd; return rd < t.rd; } }; template<class T> void ResizeVec(T&, vector<int>) {} template<class T> void ResizeVec(vector<T>& vec, vector<int> sz) { vec.resize(sz[0]); sz.erase(sz.begin()); if (sz.empty()) { return; } for (T& v : vec) { ResizeVec(v, sz); } } typedef Triple<int, int, int> TIII; template<class A, class B, class C> ostream& operator<< (ostream &out, Triple<A, B, C> t) { return out << "(" << t.st << ", " << t.nd << ", " << t.rd << ")"; } template<class T> ostream& operator<<(ostream& out, vector<T> vec) { out<<"("; for (auto& v: vec) out<<v<<", "; return out<<")"; } template<class T> ostream& operator<<(ostream& out, set<T> vec) { out<<"("; for (auto& v: vec) out<<v<<", "; return out<<")"; } template<class L, class R> ostream& operator<<(ostream& out, map<L, R> vec) { out<<"("; for (auto& v: vec) out<<v<<", "; return out<<")"; } const int N = 1e6 + 5; int deg[N]; VI slo[N]; VI trans[N]; int cnt_maxes[N]; int n; int last_touch[N]; int ma[N]; void Solve(int root) { //debug("Solve", root); VI que{root}; last_touch[root] = root; ma[root] = root; for (int ii = 0; ii < SZ(que); ii++) { int v = que[ii]; for (auto pred : trans[v]) { if (pred == root) { continue; } if (last_touch[pred] < root) { last_touch[pred] = root; deg[pred] = SZ(slo[pred]); ma[pred] = max(pred, root); } maxi(ma[pred], ma[v]); deg[pred]--; if (deg[pred] == 0) { cnt_maxes[ma[pred]]++; que.PB(pred); //debug(pred, ma[pred]); } } } } int32_t main() { ios_base::sync_with_stdio(0); cout << fixed << setprecision(10); cerr << fixed << setprecision(10); cin.tie(0); //double beg_clock = 1.0 * clock() / CLOCKS_PER_SEC; cin>>n; RE (i, n) { cin>>deg[i]; RE (j, deg[i]) { int x; cin>>x; slo[i].PB(x); trans[x].PB(i); } } RE (i, n) { Solve(i); } RE (i, n) { cout<<cnt_maxes[i]<<" "; cnt_maxes[i + 1] += cnt_maxes[i]; } cout<<endl; return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 | #include <bits/stdc++.h> #define MP make_pair #define PB push_back #define int long long #define st first #define nd second #define rd third #define FOR(i, a, b) for(int i =(a); i <=(b); ++i) #define RE(i, n) FOR(i, 1, n) #define FORD(i, a, b) for(int i = (a); i >= (b); --i) #define REP(i, n) for(int i = 0;i <(n); ++i) #define VAR(v, i) __typeof(i) v=(i) #define FORE(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i) #define ALL(x) (x).begin(), (x).end() #define SZ(x) ((int)(x).size()) #define __builtin_ctz __builtin_ctzll #define __builtin_clz __builtin_clzll #define __builtin_popcount __builtin_popcountll using namespace std; template<typename TH> void _dbg(const char* sdbg, TH h) { cerr<<sdbg<<"="<<h<<"\n"; } template<typename TH, typename... TA> void _dbg(const char* sdbg, TH h, TA... t) { while(*sdbg != ',') { cerr<<*sdbg++; } cerr<<"="<<h<<","; _dbg(sdbg+1, t...); } #ifdef LOCAL #define debug(...) _dbg(#__VA_ARGS__, __VA_ARGS__) #define debugv(x) {{cerr <<#x <<" = "; FORE(itt, (x)) cerr <<*itt <<", "; cerr <<"\n"; }} #else #define debug(...) (__VA_ARGS__) #define debugv(x) #define cerr if(0)cout #endif #define next ____next #define prev ____prev #define left ____left #define hash ____hash typedef long long ll; typedef long double LD; typedef pair<int, int> PII; typedef pair<ll, ll> PLL; typedef vector<int> VI; typedef vector<VI> VVI; typedef vector<ll> VLL; typedef vector<pair<int, int> > VPII; typedef vector<pair<ll, ll> > VPLL; template<class C> void mini(C&a4, C b4){a4=min(a4, b4); } template<class C> void maxi(C&a4, C b4){a4=max(a4, b4); } template<class T1, class T2> ostream& operator<< (ostream &out, pair<T1, T2> pair) { return out << "(" << pair.first << ", " << pair.second << ")";} template<class A, class B, class C> struct Triple { A first; B second; C third; bool operator<(const Triple& t) const { if (st != t.st) return st < t.st; if (nd != t.nd) return nd < t.nd; return rd < t.rd; } }; template<class T> void ResizeVec(T&, vector<int>) {} template<class T> void ResizeVec(vector<T>& vec, vector<int> sz) { vec.resize(sz[0]); sz.erase(sz.begin()); if (sz.empty()) { return; } for (T& v : vec) { ResizeVec(v, sz); } } typedef Triple<int, int, int> TIII; template<class A, class B, class C> ostream& operator<< (ostream &out, Triple<A, B, C> t) { return out << "(" << t.st << ", " << t.nd << ", " << t.rd << ")"; } template<class T> ostream& operator<<(ostream& out, vector<T> vec) { out<<"("; for (auto& v: vec) out<<v<<", "; return out<<")"; } template<class T> ostream& operator<<(ostream& out, set<T> vec) { out<<"("; for (auto& v: vec) out<<v<<", "; return out<<")"; } template<class L, class R> ostream& operator<<(ostream& out, map<L, R> vec) { out<<"("; for (auto& v: vec) out<<v<<", "; return out<<")"; } const int N = 1e6 + 5; int deg[N]; VI slo[N]; VI trans[N]; int cnt_maxes[N]; int n; int last_touch[N]; int ma[N]; void Solve(int root) { //debug("Solve", root); VI que{root}; last_touch[root] = root; ma[root] = root; for (int ii = 0; ii < SZ(que); ii++) { int v = que[ii]; for (auto pred : trans[v]) { if (pred == root) { continue; } if (last_touch[pred] < root) { last_touch[pred] = root; deg[pred] = SZ(slo[pred]); ma[pred] = max(pred, root); } maxi(ma[pred], ma[v]); deg[pred]--; if (deg[pred] == 0) { cnt_maxes[ma[pred]]++; que.PB(pred); //debug(pred, ma[pred]); } } } } int32_t main() { ios_base::sync_with_stdio(0); cout << fixed << setprecision(10); cerr << fixed << setprecision(10); cin.tie(0); //double beg_clock = 1.0 * clock() / CLOCKS_PER_SEC; cin>>n; RE (i, n) { cin>>deg[i]; RE (j, deg[i]) { int x; cin>>x; slo[i].PB(x); trans[x].PB(i); } } RE (i, n) { Solve(i); } RE (i, n) { cout<<cnt_maxes[i]<<" "; cnt_maxes[i + 1] += cnt_maxes[i]; } cout<<endl; return 0; } |