結果
問題 | No.556 仁義なきサルたち |
ユーザー | komori3 |
提出日時 | 2018-02-18 13:21:23 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 20 ms / 2,000 ms |
コード長 | 4,724 bytes |
コンパイル時間 | 1,279 ms |
コンパイル使用メモリ | 162,076 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-24 12:42:48 |
合計ジャッジ時間 | 2,228 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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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
6,812 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 2 ms
6,944 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,940 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,940 KB |
testcase_09 | AC | 3 ms
6,940 KB |
testcase_10 | AC | 4 ms
6,944 KB |
testcase_11 | AC | 3 ms
6,944 KB |
testcase_12 | AC | 3 ms
6,940 KB |
testcase_13 | AC | 9 ms
6,944 KB |
testcase_14 | AC | 9 ms
6,940 KB |
testcase_15 | AC | 10 ms
6,940 KB |
testcase_16 | AC | 15 ms
6,940 KB |
testcase_17 | AC | 17 ms
6,944 KB |
testcase_18 | AC | 19 ms
6,940 KB |
testcase_19 | AC | 19 ms
6,944 KB |
testcase_20 | AC | 20 ms
6,940 KB |
testcase_21 | AC | 20 ms
6,940 KB |
ソースコード
#define _CRT_SECURE_NO_WARNINGS #include "bits/stdc++.h" #include <random> //#include "util.k" using namespace std; //呪文 #define DUMPOUT cout #define dump(...) DUMPOUT<<" ";DUMPOUT<<#__VA_ARGS__<<" :["<<__LINE__<<":"<<__FUNCTION__<<"]"<<endl;DUMPOUT<<" ";dump_func(__VA_ARGS__) typedef unsigned uint; typedef long long ll; typedef unsigned long long ull; typedef pair<int, int> pii; typedef pair<ll, ll> pll; typedef pair<double, double> pdd; typedef pair<string, string> pss; template <typename _KTy, typename _Ty> ostream& operator << (ostream& ostr, const pair<_KTy, _Ty>& m) { ostr << "{" << m.first << ", " << m.second << "}"; return ostr; } template <typename _KTy, typename _Ty> ostream& operator << (ostream& ostr, const map<_KTy, _Ty>& m) { if (m.empty()) { ostr << "{ }"; return ostr; } ostr << "{" << *m.begin(); for (auto itr = ++m.begin(); itr != m.end(); itr++) { ostr << ", " << *itr; } ostr << "}"; return ostr; } template <typename _Ty> ostream& operator << (ostream& ostr, const vector<_Ty>& v) { if (v.empty()) { ostr << "{ }"; return ostr; } ostr << "{" << v.front(); for (auto itr = ++v.begin(); itr != v.end(); itr++) { ostr << ", " << *itr; } ostr << "}"; return ostr; } template <typename _Ty> ostream& operator << (ostream& ostr, const set<_Ty>& s) { if (s.empty()) { ostr << "{ }"; return ostr; } ostr << "{" << *(s.begin()); for (auto itr = ++s.begin(); itr != s.end(); itr++) { ostr << ", " << *itr; } ostr << "}"; return ostr; } template <typename _Ty> ostream& operator << (ostream& ostr, const stack<_Ty>& s) { if (s.empty()) { ostr << "{ }"; return ostr; } stack<_Ty> t(s); ostr << "{" << t.top(); t.pop(); while (!t.empty()) { ostr << ", " << t.top(); t.pop(); } ostr << "}"; return ostr; } template <typename _Ty> ostream& operator << (ostream& ostr, const list<_Ty>& l) { if (l.empty()) { ostr << "{ }"; return ostr; } ostr << "{" << l.front(); for (auto itr = ++l.begin(); itr != l.end(); ++itr) { ostr << ", " << *itr; } ostr << "}"; return ostr; } template <typename _KTy, typename _Ty> istream& operator >> (istream& istr, pair<_KTy, _Ty>& m) { istr >> m.first >> m.second; return istr; } template <typename _Ty> istream& operator >> (istream& istr, vector<_Ty>& v) { for (size_t i = 0; i < v.size(); i++) istr >> v[i]; return istr; } namespace aux { // print tuple template<typename Ty, unsigned N, unsigned L> struct tp { static void print(ostream& os, const Ty& v) { os << get<N>(v) << ", "; tp<Ty, N + 1, L>::print(os, v); } }; template<typename Ty, unsigned N> struct tp<Ty, N, N> { static void print(ostream& os, const Ty& value) { os << get<N>(value); } }; } template<typename... Tys> ostream& operator<<(ostream& os, const tuple<Tys...>& t) { os << "{"; aux::tp<tuple<Tys...>, 0, sizeof...(Tys)-1>::print(os, t); os << "}"; return os; } template<typename A, size_t N, typename T> inline void Fill(A(&array)[N], const T &val) { std::fill((T*)array, (T*)(array + N), val); } void dump_func() { DUMPOUT << endl; } template <class Head, class... Tail> void dump_func(Head&& head, Tail&&... tail) { DUMPOUT << head; if (sizeof...(Tail) == 0) { DUMPOUT << " "; } else { DUMPOUT << ", "; } dump_func(std::move(tail)...); } #define PI 3.14159265358979323846 #define EPS 1e-11 #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define REP(i,n) FOR(i,0,n) #define all(x) (x).begin(), (x).end() #define SZ(x) ((int)(x).size()) #define fake false class DisjointSet { public: vector<unsigned> par; vector<unsigned> sz; // 要素の個数 DisjointSet() { } DisjointSet(size_t n) : par(n), sz(n, 1) { for (size_t i = 0; i < n; i++) par[i] = i; } size_t size(size_t v) { return sz[find(v)]; } void makeset() { par.push_back(par.size()); sz.push_back(1); } void makeset(size_t n) { for (size_t i = 0; i < n; i++) makeset(); } size_t find(size_t x) { if (par[x] == x) return x; else return par[x] = find(par[x]); } void unite(size_t x, size_t y) { x = find(x); y = find(y); if (x == y) return; if (sz[x] < sz[y]) par[x] = y; else if(sz[x] > sz[y]){ par[y] = x; } else { if (par[x] > par[y]) par[x] = y; else par[y] = x; } sz[x] += sz[y]; sz[y] = sz[x]; } bool same(size_t x, size_t y) { return find(x) == find(y); } friend ostream& operator<<(ostream& ostr, const DisjointSet& ds) { ostr << endl << "parent : " << ds.par << endl << "size : " << ds.sz << endl; return ostr; } }; int main() { //clock_t start, end; //start = clock(); int N, M; cin >> N >> M; DisjointSet ds(N + 1); REP(i, M) { int A, B; cin >> A >> B; ds.unite(A, B); } for (int i = 1; i <= N; i++) cout << ds.find(ds.par[i]) << endl; //end = clock(); //printf("%d msec.\n", end - start); return 0; }