結果
問題 | No.2806 Cornflake Man |
ユーザー |
|
提出日時 | 2024-07-12 23:16:12 |
言語 | C++23 (gcc 13.3.0 + boost 1.87.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 3,133 bytes |
コンパイル時間 | 8,361 ms |
コンパイル使用メモリ | 338,460 KB |
実行使用メモリ | 13,752 KB |
最終ジャッジ日時 | 2024-07-12 23:17:13 |
合計ジャッジ時間 | 12,636 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | -- * 3 |
other | AC * 10 TLE * 1 -- * 5 |
ソースコード
#include <bits/stdc++.h>#include <atcoder/all>using namespace std;using namespace atcoder;istream &operator>>(istream &is, modint &a) { long long v; is >> v; a = v; return is; }ostream &operator<<(ostream &os, const modint &a) { return os << a.val(); }istream &operator>>(istream &is, modint998244353 &a) { long long v; is >> v; a = v; return is; }ostream &operator<<(ostream &os, const modint998244353 &a) { return os << a.val(); }istream &operator>>(istream &is, modint1000000007 &a) { long long v; is >> v; a = v; return is; }ostream &operator<<(ostream &os, const modint1000000007 &a) { return os << a.val(); }typedef long long ll;typedef vector<vector<int>> Graph;typedef pair<int, int> pii;typedef pair<ll, ll> pll;#define FOR(i,l,r) for (int i = l;i < (int)(r); i++)#define rep(i,n) for (int i = 0;i < (int)(n); i++)#define all(x) x.begin(), x.end()#define rall(x) x.rbegin(), x.rend()#define my_sort(x) sort(x.begin(), x.end())#define my_max(x) *max_element(all(x))#define my_min(x) *min_element(all(x))template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }const int INF = (1<<30) - 1;const ll LINF = (1LL<<62) - 1;const int MOD = 998244353;const int MOD2 = 1e9+7;const double PI = acos(-1);vector<int> di = {1,0,-1,0};vector<int> dj = {0,1,0,-1};#ifdef LOCAL# include <debug_print.hpp># define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)#else# define debug(...) (static_cast<void>(0))#endif// A ^ N を M で割ったあまりtemplate<class T> T pow_mod(T A, T N, T M) {T res = 1 % M;A %= M;while (N) {if (N & 1) res = (res * A) % M;A = (A * A) % M;N >>= 1;}return res;}// Miller-Rabin 素数判定bool Miller_Rabin(long long N) {if (N <= 1) return false;if (N == 2) return true;if (N % 2 == 0) return false;vector<long long> A = {2, 325, 9375, 28178, 450775,9780504, 1795265022};long long s = 0, d = N - 1;while (d % 2 == 0) {++s;d >>= 1;}for (auto a : A) {if (a % N == 0) return true;long long t, x = pow_mod<__int128_t>(a, d, N);if (x != 1) {for (t = 0; t < s; ++t) {if (x == N - 1) break;x = __int128_t(x) * x % N;}if (t == s) return false;}}return true;}int main(){cin.tie(0);ios_base::sync_with_stdio(false);int N, M; cin >> N >> M;vector<int> A(N);rep(i, N) cin >> A[i];sort(all(A));vector<bool> check(N);vector<int> ans;FOR(i, 1, N)if(!check[i]){ans.push_back(A[i]);int cnt = 1;FOR(j, i + 1, N)if((A[j] % A[i]) == 0) {check[j] = true;cnt++;}if(M / A[i] != cnt) {cout << -1 << endl;return 0;}}int L = ans.size();cout << L << endl;rep(i, L) cout << ans[i] << (i == L - 1 ? "\n" : " ");}