結果
問題 | No.1451 集団登校 |
ユーザー | karinohito |
提出日時 | 2023-10-12 15:19:46 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
RE
|
実行時間 | - |
コード長 | 3,553 bytes |
コンパイル時間 | 4,390 ms |
コンパイル使用メモリ | 269,692 KB |
実行使用メモリ | 15,456 KB |
最終ジャッジ日時 | 2024-09-14 14:07:19 |
合計ジャッジ時間 | 8,680 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
(要ログイン)
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
6,820 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,944 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
6,944 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 143 ms
15,456 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 149 ms
9,600 KB |
testcase_11 | AC | 139 ms
9,728 KB |
testcase_12 | AC | 137 ms
8,960 KB |
testcase_13 | RE | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | AC | 83 ms
7,168 KB |
testcase_20 | WA | - |
testcase_21 | RE | - |
testcase_22 | WA | - |
testcase_23 | RE | - |
testcase_24 | AC | 144 ms
9,600 KB |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | RE | - |
ソースコード
#include <bits/stdc++.h> using namespace std; #include <atcoder/all> #include <time.h> using namespace atcoder; using ll = long long; using vll = vector<ll>; using vvll = vector<vll>; using vvvll = vector<vvll>; using vb = vector<bool>; using vvb = vector<vb>; using vvvb = vector<vvb>; #define all(A) A.begin(),A.end() #define rep(i, n) for (ll i = 0; i < (ll) (n); i++) template<class T> bool chmax(T& p, T q, bool C = 1) { if (C == 0 && p == q) { return 1; } if (p < q) { p = q; return 1; } else { return 0; } } template<class T> bool chmin(T& p, T q, bool C = 1) { if (C == 0 && p == q) { return 1; } if (p > q) { p = q; return 1; } else { return 0; } } ll modPow(long long a, long long n, long long p) { if (n == 0) return 1; // 0乗にも対応する場合 if (n == 1) return a % p; if (n % 2 == 1) return (a * modPow(a, n - 1, p)) % p; long long t = modPow(a, n / 2, p); return (t * t) % p; } ll cnt = 0; ll gcd(ll(a), ll(b)) { cnt++; if (a == 0)return b; if (b == 0)return a; ll c = a; while (a % b != 0) { c = a % b; a = b; b = c; } return b; } ll sqrtz(ll N) { ll L = 0; ll R = sqrt(N) + 10000; while (abs(R - L) > 1) { ll mid = (R + L) / 2; if (mid * mid <= N)L = mid; else R = mid; } return L; } ll nzkon(ll N, ll K) {// return 0; } using mint = modint1000000007; using vm = vector<mint>; using vvm = vector<vm>; using vvvm = vector<vvm>; vector<mint> fact, factinv, inv; const ll mod = 1e9 + 7; void prenCkModp(ll n) { fact.resize(n + 5); factinv.resize(n + 5); inv.resize(n + 5); fact[0] = fact[1] = 1; factinv[0] = factinv[1] = 1; inv[1] = 1; for (ll i = 2; i < n + 5; i++) { fact[i] = (fact[i - 1] * i); inv[i] = (mod - ((inv[mod % i] * (mod / i)))); factinv[i] = (factinv[i - 1] * inv[i]); } } mint nCk(ll n, ll k) { if (n < k || k < 0) return 0; return (fact[n] * ((factinv[k] * factinv[n - k]))); } bool DEB = 0; template<class T> vector<vector<T>> rot(vector<vector<T>>& A) { ll H = A.size(); ll W = A[0].size(); assert(H == W); vector<vector<T>> res(W, vector<T>(H, 0)); rep(h, H)rep(w, W) { res[w][h] = A[h][W - w - 1]; } return res; } int main() { //cin.tie(nullptr); //ios::sync_with_stdio(false); ll N, M; cin >> N >> M; vvll A(N); vll L(N, 0); vm P(N, 1); mint p = mint(1) / mint(2); rep(i, N) { A[i] = { i }; L[i] = i; } rep(i, M) { ll U, V; cin >> U >> V; U--; V--; if (A[L[U]].size() < A[L[V]].size()) { ll er = L[U]; for (auto a : A[L[U]]) { P[a] = 0; A[L[V]].push_back(a); L[a] = L[V]; } A[er].clear(); } else if (A[L[U]].size() > A[L[V]].size()) { ll er = L[V]; for (auto a : A[L[V]]) { P[a] = 0; A[L[U]].push_back(a); L[a] = L[U]; } A[er].clear(); } else { ll er = L[U]; for (auto a : A[L[V]])P[a] *= p; for (auto a : A[L[U]]) { P[a] *= p; A[L[V]].push_back(a); L[a] = L[V]; } A[er].clear(); } } rep(i, N)cout << P[i].val() << endl; }