結果
問題 | No.2780 The Bottle Imp |
ユーザー | 遭難者 |
提出日時 | 2024-06-07 22:50:05 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 53 ms / 2,000 ms |
コード長 | 3,228 bytes |
コンパイル時間 | 5,120 ms |
コンパイル使用メモリ | 320,220 KB |
実行使用メモリ | 34,960 KB |
最終ジャッジ日時 | 2024-06-08 10:36:03 |
合計ジャッジ時間 | 7,206 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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
5,248 KB |
testcase_01 | AC | 1 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 1 ms
5,376 KB |
testcase_04 | AC | 1 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 1 ms
5,376 KB |
testcase_07 | AC | 23 ms
9,384 KB |
testcase_08 | AC | 21 ms
9,392 KB |
testcase_09 | AC | 21 ms
9,388 KB |
testcase_10 | AC | 21 ms
9,520 KB |
testcase_11 | AC | 22 ms
9,388 KB |
testcase_12 | AC | 38 ms
14,756 KB |
testcase_13 | AC | 41 ms
14,624 KB |
testcase_14 | AC | 17 ms
6,936 KB |
testcase_15 | AC | 17 ms
6,940 KB |
testcase_16 | AC | 16 ms
6,812 KB |
testcase_17 | AC | 14 ms
6,936 KB |
testcase_18 | AC | 15 ms
7,064 KB |
testcase_19 | AC | 14 ms
7,064 KB |
testcase_20 | AC | 14 ms
6,936 KB |
testcase_21 | AC | 15 ms
7,064 KB |
testcase_22 | AC | 9 ms
5,824 KB |
testcase_23 | AC | 13 ms
6,860 KB |
testcase_24 | AC | 17 ms
8,524 KB |
testcase_25 | AC | 29 ms
11,648 KB |
testcase_26 | AC | 17 ms
8,328 KB |
testcase_27 | AC | 15 ms
7,504 KB |
testcase_28 | AC | 14 ms
7,632 KB |
testcase_29 | AC | 18 ms
11,284 KB |
testcase_30 | AC | 13 ms
8,468 KB |
testcase_31 | AC | 25 ms
11,408 KB |
testcase_32 | AC | 9 ms
5,376 KB |
testcase_33 | AC | 38 ms
26,256 KB |
testcase_34 | AC | 53 ms
34,960 KB |
testcase_35 | AC | 8 ms
5,376 KB |
testcase_36 | AC | 1 ms
5,376 KB |
testcase_37 | AC | 2 ms
5,376 KB |
testcase_38 | AC | 8 ms
5,376 KB |
testcase_39 | AC | 25 ms
14,452 KB |
testcase_40 | AC | 24 ms
14,580 KB |
testcase_41 | AC | 24 ms
14,460 KB |
testcase_42 | AC | 2 ms
5,376 KB |
testcase_43 | AC | 1 ms
5,376 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #if __has_include(<atcoder/all>) #include <atcoder/all> using mint = atcoder::modint1000000007; istream& operator>>(istream& is, mint& a) { int t; is >> t; a = t; return is; } ostream& operator<<(ostream& os, mint a) { return os << a.val(); } #endif #ifdef DEBUG #define _GLIBCXX_DEBUG #else #pragma GCC target("avx2") #pragma GCC optimize("Ofast,unroll-loops") #define cerr if (false) cerr #undef assert #define assert(...) void(0) // #undef endl // #define endl '\n' #endif #undef long #define long long long #define overload3(a, b, c, name, ...) name #define rep1(n) for (long i = 0; i < n; i++) #define rep2(i, n) for (long i = 0; i < n; i++) #define rep3(i, a, b) for (long i = a; i < b; i++) #define rep(...) overload3(__VA_ARGS__, rep3, rep2, rep1)(__VA_ARGS__) #define per1(n) for (long i = n - 1; i >= 0; i--) #define per2(i, n) for (long i = n - 1; i >= 0; i--) #define per3(i, a, b) for (long i = b - 1; i >= (a); i--) #define per(...) overload3(__VA_ARGS__, per3, per2, per1)(__VA_ARGS__) #define ALL(a) a.begin(), a.end() #define UNIQUE(a) sort(ALL(a)); a.erase(unique(ALL(a)), a.end()) #define vec vector template<typename T> ostream& operator<<(ostream& os, vector<T> a) { const int n = a.size(); rep(i, n) { os << a[i]; if (i + 1 != n) os << " "; } return os; } template<typename T, size_t n> ostream& operator<<(ostream& os, array<T, n> a) { rep(i, n) { os << a[i]; if (i + 1 != n) os << " "; } return os; } template<typename T> istream& operator>>(istream& is, vector<T>& a) { for (T& i : a) is >> i; return is; } template<typename T, typename S> bool chmin(T& x, S y) { if (x > (T)y) { x = (T)y; return true; } return false; } template<typename T, typename S> bool chmax(T& x, S y) { if (x < (T)y) { x = (T)y; return true; } return false; } template<typename T> void operator++(vector<T>& a) { for (T& i : a) ++i; } template<typename T> void operator--(vector<T>& a) { for (T& i : a) --i; } template<typename T> void operator++(vector<T>& a, int) { for (T& i : a) i++; } template<typename T> void operator--(vector<T>& a, int) { for (T& i : a) i--; } void solve() { int n; cin >> n; atcoder::scc_graph g(n); vec<vec<int>> ggg(n); rep(i, n) { int m; cin >> m; rep(j, m) { int a; cin >> a; a--; g.add_edge(i, a); ggg[i].push_back(a); } } auto scc = g.scc(); vec<int> s(n); int m = scc.size(); rep(i, m) for (int j : scc[i]) s[j] = i; if (m != 1 && s[0] != 0) { cout << "No" << endl; return; } vec<vec<int>> gg(m); rep(i, n) for (int j : ggg[i]) if (s[i] != s[j]) gg[s[i]].push_back(s[j]); rep(i, m - 1) { bool ok = false; for (int j : gg[i]) ok |= j == i + 1; if (!ok) { cout << "No" << endl; return; } } cout << "Yes" << endl; return; } int main() { srand((unsigned)time(NULL)); cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(40); int t = 1; // cin >> t; rep(t) solve(); return 0; }