結果

問題 No.2888 Mamehinata
ユーザー ecottea
提出日時 2024-09-13 21:30:02
言語 C++17(gcc12)
(gcc 12.3.0 + boost 1.87.0)
結果
WA  
実行時間 -
コード長 8,827 bytes
コンパイル時間 4,730 ms
コンパイル使用メモリ 266,196 KB
実行使用メモリ 15,988 KB
最終ジャッジ日時 2024-09-13 21:30:26
合計ジャッジ時間 10,794 ms
ジャッジサーバーID
(参考情報)
judge4 / judge2
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 3
other AC * 45 WA * 7
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#ifndef HIDDEN_IN_VS //
//
#define _CRT_SECURE_NO_WARNINGS
//
#include <bits/stdc++.h>
using namespace std;
//
using ll = long long; using ull = unsigned long long; // -2^63 2^63 = 9e18int -2^31 2^31 = 2e9
using pii = pair<int, int>; using pll = pair<ll, ll>; using pil = pair<int, ll>; using pli = pair<ll, int>;
using vi = vector<int>; using vvi = vector<vi>; using vvvi = vector<vvi>; using vvvvi = vector<vvvi>;
using vl = vector<ll>; using vvl = vector<vl>; using vvvl = vector<vvl>; using vvvvl = vector<vvvl>;
using vb = vector<bool>; using vvb = vector<vb>; using vvvb = vector<vvb>;
using vc = vector<char>; using vvc = vector<vc>; using vvvc = vector<vvc>;
using vd = vector<double>; using vvd = vector<vd>; using vvvd = vector<vvd>;
template <class T> using priority_queue_rev = priority_queue<T, vector<T>, greater<T>>;
using Graph = vvi;
//
const double PI = acos(-1);
int DX[4] = { 1, 0, -1, 0 }; // 4
int DY[4] = { 0, 1, 0, -1 };
int INF = 1001001001; ll INFL = 4004004003094073385LL; // (int)INFL = INF, (int)(-INFL) = -INF;
//
struct fast_io { fast_io() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(18); } } fastIOtmp;
//
#define all(a) (a).begin(), (a).end()
#define sz(x) ((int)(x).size())
#define lbpos(a, x) (int)distance((a).begin(), std::lower_bound(all(a), x))
#define ubpos(a, x) (int)distance((a).begin(), std::upper_bound(all(a), x))
#define Yes(b) {cout << ((b) ? "Yes\n" : "No\n");}
#define rep(i, n) for(int i = 0, i##_len = int(n); i < i##_len; ++i) // 0 n-1
#define repi(i, s, t) for(int i = int(s), i##_end = int(t); i <= i##_end; ++i) // s t
#define repir(i, s, t) for(int i = int(s), i##_end = int(t); i >= i##_end; --i) // s t
#define repe(v, a) for(const auto& v : (a)) // a
#define repea(v, a) for(auto& v : (a)) // a
#define repb(set, d) for(int set = 0, set##_ub = 1 << int(d); set < set##_ub; ++set) // d
#define repis(i, set) for(int i = lsb(set), bset##i = set; i < 32; bset##i -= 1 << i, i = lsb(bset##i)) // set
#define repp(a) sort(all(a)); for(bool a##_perm = true; a##_perm; a##_perm = next_permutation(all(a))) // a
#define uniq(a) {sort(all(a)); (a).erase(unique(all(a)), (a).end());} //
#define EXIT(a) {cout << (a) << endl; exit(0);} //
#define inQ(x, y, u, l, d, r) ((u) <= (x) && (l) <= (y) && (x) < (d) && (y) < (r)) //
//
template <class T> inline ll powi(T n, int k) { ll v = 1; rep(i, k) v *= n; return v; }
template <class T> inline bool chmax(T& M, const T& x) { if (M < x) { M = x; return true; } return false; } // true
    
template <class T> inline bool chmin(T& m, const T& x) { if (m > x) { m = x; return true; } return false; } // true
    
template <class T> inline T getb(T set, int i) { return (set >> i) & T(1); }
template <class T> inline T smod(T n, T m) { n %= m; if (n < 0) n += m; return n; } // mod
//
template <class T, class U> inline istream& operator>>(istream& is, pair<T, U>& p) { is >> p.first >> p.second; return is; }
template <class T> inline istream& operator>>(istream& is, vector<T>& v) { repea(x, v) is >> x; return is; }
template <class T> inline vector<T>& operator--(vector<T>& v) { repea(x, v) --x; return v; }
template <class T> inline vector<T>& operator++(vector<T>& v) { repea(x, v) ++x; return v; }
#endif //
#if __has_include(<atcoder/all>)
#include <atcoder/all>
using namespace atcoder;
#ifdef _MSC_VER
#include "localACL.hpp"
#endif
//using mint = modint1000000007;
using mint = modint998244353;
//using mint = static_modint<(ll)1e9>;
//using mint = modint; // mint::set_mod(m);
namespace atcoder {
inline istream& operator>>(istream& is, mint& x) { ll x_; is >> x_; x = x_; return is; }
inline ostream& operator<<(ostream& os, const mint& x) { os << x.val(); return os; }
}
using vm = vector<mint>; using vvm = vector<vm>; using vvvm = vector<vvm>; using vvvvm = vector<vvvm>; using pim = pair<int, mint>;
#endif
#ifdef _MSC_VER // Visual Studio
#include "local.hpp"
#else // gcc
inline int popcount(int n) { return __builtin_popcount(n); }
inline int popcount(ll n) { return __builtin_popcountll(n); }
inline int lsb(int n) { return n != 0 ? __builtin_ctz(n) : 32; }
inline int lsb(ll n) { return n != 0 ? __builtin_ctzll(n) : 64; }
template <size_t N> inline int lsb(const bitset<N>& b) { return b._Find_first(); }
inline int msb(int n) { return n != 0 ? (31 - __builtin_clz(n)) : -1; }
inline int msb(ll n) { return n != 0 ? (63 - __builtin_clzll(n)) : -1; }
#define dump(...)
#define dumpel(v)
#define dump_list(v)
#define dump_mat(v)
#define input_from_file(f)
#define output_to_file(f)
#define Assert(b) { if (!(b)) { vc MLE(1<<30); EXIT(MLE.back()); } } // RE MLE
#endif
//O(n + m)
/*
* (, ) n m
*
* n :
* m : n-1
* directed : false
* zero_indexed : 0-indexed false
*/
Graph read_Graph(int n, int m = -1, bool directed = false, bool zero_indexed = false) {
// verify : https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_bi
Graph g(n);
if (m == -1) m = n - 1;
rep(j, m) {
int a, b;
cin >> a >> b;
if (!zero_indexed) { --a; --b; }
g[a].push_back(b);
if (!directed && a != b) g[b].push_back(a);
}
return g;
}
//O(n + m)
/*
* g st INF
*/
template <class G>
vi breadth_first_search(const G& g, int st) {
// verify : https://atcoder.jp/contests/tessoku-book/tasks/math_and_algorithm_an
int n = sz(g);
vi dist(n, INF); // : O(n)
dist[st] = 0;
queue<int> q; //
q.push(st);
while (!q.empty()) {
// 1
auto s = q.front(); q.pop();
repe(t, g[s]) {
//
if (dist[t] != INF) continue;
//
//
dist[t] = dist[s] + 1;
// t
q.push(t);
}
}
return dist;
}
//
/*
* Thinning_imos<T>(int n, int m) : O(n + m)
* m a[0..n) = 0
*
* add(int l, int r, int k, T val) : O(1)
* S = {i∈[l..r) | i=k (mod m)} a[S] += val
*
* void execute() : O(n)
*
*
* T [](int i) : O(1)
* a[i]
* : execute()
*/
template <class T>
class Thinning_imos {
int n, m;
vector<T> v;
bool ex = false;
public:
// m a[0..n) = 0
Thinning_imos(int n, int m) : n(n), m(m), v(n + m) {
// verify : https://yukicoder.me/problems/no/2359
}
Thinning_imos() : n(0), m(1) {}
//
inline T const& operator[](int i) const { return v[i]; }
inline T& operator[](int i) { return v[i]; }
// S = {i∈[l..r) | i=k (mod m)} a[S] += val
void add(int l, int r, int k, T val) {
// verify : https://yukicoder.me/problems/no/2359
chmax(l, 0); chmin(r, n);
if (l >= r) return;
r += smod(k - r, m);
l += smod(k - l, m);
v[l] += val;
v[r] -= val;
}
//
void execute() {
// verify : https://yukicoder.me/problems/no/2359
rep(i, n) v[i + m] += v[i];
ex = true;
}
#ifdef _MSC_VER
friend ostream& operator<<(ostream& os, Thinning_imos a) {
if (!a.ex) a.execute();
rep(i, a.n) os << a[i] << " ";
return os;
}
#endif
};
int main() {
// input_from_file("input.txt");
// output_to_file("output.txt");
int n, m;
cin >> n >> m;
auto g = read_Graph(n, m);
auto d = breadth_first_search(g, 0);
Thinning_imos<int> I(n + 1, 2);
rep(s, n) {
if (d[s] == INF) continue;
I.add(d[s], n + 1, d[s], 1);
}
I.execute();
repi(i, 1, n) cout << I[i] << "\n";
}
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