結果
問題 | No.479 頂点は要らない |
ユーザー | ir5 |
提出日時 | 2024-06-23 03:32:17 |
言語 | C++23(gcc13) (gcc 13.2.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 151 ms / 1,500 ms |
コード長 | 3,697 bytes |
コンパイル時間 | 2,868 ms |
コンパイル使用メモリ | 149,240 KB |
実行使用メモリ | 21,888 KB |
最終ジャッジ日時 | 2024-06-23 03:32:24 |
合計ジャッジ時間 | 6,735 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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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
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 2 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | AC | 2 ms
5,376 KB |
testcase_18 | AC | 2 ms
5,376 KB |
testcase_19 | AC | 3 ms
5,376 KB |
testcase_20 | AC | 3 ms
5,376 KB |
testcase_21 | AC | 2 ms
5,376 KB |
testcase_22 | AC | 3 ms
5,376 KB |
testcase_23 | AC | 3 ms
5,376 KB |
testcase_24 | AC | 2 ms
5,376 KB |
testcase_25 | AC | 3 ms
5,376 KB |
testcase_26 | AC | 151 ms
21,888 KB |
testcase_27 | AC | 149 ms
21,888 KB |
testcase_28 | AC | 88 ms
20,396 KB |
testcase_29 | AC | 95 ms
20,352 KB |
testcase_30 | AC | 94 ms
20,224 KB |
testcase_31 | AC | 94 ms
20,096 KB |
testcase_32 | AC | 96 ms
20,096 KB |
testcase_33 | AC | 111 ms
19,200 KB |
testcase_34 | AC | 119 ms
20,480 KB |
testcase_35 | AC | 96 ms
19,456 KB |
testcase_36 | AC | 50 ms
13,056 KB |
testcase_37 | AC | 127 ms
20,224 KB |
testcase_38 | AC | 106 ms
17,792 KB |
testcase_39 | AC | 69 ms
13,696 KB |
testcase_40 | AC | 85 ms
15,872 KB |
ソースコード
#include <algorithm> #include <cassert> #include <cstdio> #include <cstdlib> #include <cstring> #include <cmath> #include <iostream> #include <numeric> #include <vector> #include <map> #include <set> #include <queue> #include <functional> #include <iomanip> using namespace std; using ll = long long; class range {private: struct I{int x;int operator*(){return x;}bool operator!=(I& lhs){return x<lhs.x;}void operator++(){++x;}};I i,n; public:range(int n_):i({0}),n({n_}){}range(int i_,int n_):i({i_}),n({n_}){}I& begin(){return i;}I& end(){return n;}}; template<typename T, typename U> ostream& operator<<(ostream& os, const pair<T, U>& p){ return os << "{" << p.first << ", " << p.second << "}"; } template<typename T> ostream& operator<<(ostream& os, const vector<T>& obj) { os << "{"; for (const auto& e : obj) os << e << ", "; return os << "}"; } template<typename T> ostream& operator<<(ostream& os, const set<T>& obj) { os << "set{"; for (const auto& e : obj) os << e << ", "; return os << "}"; } template<typename T, typename U> ostream& operator<<(ostream& os, const map<T, U>& obj) { os << "map{"; for (const auto& e : obj) os << e << ", "; return os << "}"; } template<typename T> void take(vector<T>& vec, int n) { vec.resize(n); for (int i = 0; i < n; ++i) cin >> vec[i]; } #ifdef ONLINE_JUDGE #define dump(expr) ; #else #define dump(expr) { cerr << "\033[33m#L" << __LINE__ << ": " << expr << "\033[39m" << endl; } #endif using EdgeCost = ll; struct E { int fr, to, eid; EdgeCost cost; E(int fr_, int to_, int eid_, EdgeCost cost_) : fr(fr_), to(to_), eid(eid_), cost(cost_) {} friend ostream &operator<<(ostream &os, const E &e) { os << "(" << e.fr << " -> " << e.to << ")"; return os; } }; using V = vector<E>; struct G { int n, e_count; vector<V> adj; vector<V> rev; G(int n_) : n(n_), e_count(0), adj(n), rev(n) {} void add_directed_edge(int fr, int to, EdgeCost cost = (EdgeCost)1) { int eid = e_count; adj[fr].push_back(E(fr, to, eid, cost)); rev[to].push_back(E(fr, to, eid, cost)); e_count++; } void add_undirected_edge(int fr, int to, EdgeCost cost = (EdgeCost)1) { int eid = e_count; adj[fr].push_back(E(fr, to, eid, cost)); rev[to].push_back(E(fr, to, eid, cost)); adj[to].push_back(E(to, fr, eid, cost)); rev[fr].push_back(E(to, fr, eid, cost)); e_count++; } }; namespace solver { template<typename T1, typename T2> struct In2 { T1 a; T2 b; friend std::istream& operator>>(std::istream& is, In2& obj) { T1 t1; T2 t2; is >> t1 >> t2; obj = {t1, t2}; return is; } }; template<typename T1, typename T2, typename T3> struct In3 { T1 a; T2 b; T3 c; friend std::istream& operator>>(std::istream& is, In3& obj) { T1 t1; T2 t2; T3 t3; is >> t1 >> t2 >> t3; obj = {t1, t2, t3}; return is; } }; int n, m; vector<In2<int, int>> vt; void read() { cin >> n >> m; take(vt, m); } using RetType = string; RetType run() { G g(n); for (auto p : vt) g.add_undirected_edge(p.a, p.b); vector<int> res(n, 0); for (int i = n - 1; i >= 0; --i) { if (!res[i]) { for (auto e : g.adj[i]) res[e.to] = 1; } } string outp; bool zero = 1; for (int i = n - 1; i >= 0; --i) { if (zero && res[i] == 0) continue; outp += '0' + res[i]; zero = 0; } if (zero) outp = "0"; return outp; } } // namespace template <typename F> void run(F f) { if constexpr (std::is_same_v<decltype(f()), void>) f(); else cout << f() << endl; } int main(int argc, char** argv) { cerr << fixed << setprecision(12); cout << fixed << setprecision(12); int testcase = 1; if (argc > 1) testcase = atoi(argv[1]); while (testcase--) { solver::read(); } run(solver::run); }