結果
問題 | No.2803 Bocching Star |
ユーザー |
|
提出日時 | 2024-07-12 21:06:48 |
言語 | C++23 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 70 ms / 2,000 ms |
コード長 | 2,822 bytes |
コンパイル時間 | 3,116 ms |
コンパイル使用メモリ | 271,056 KB |
実行使用メモリ | 10,168 KB |
最終ジャッジ日時 | 2024-07-12 21:07:48 |
合計ジャッジ時間 | 6,102 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 35 |
ソースコード
#include <bits/stdc++.h>using namespace std;using ll = long long;const int INF = (int)1e9 + 1001010;const ll llINF = (long long)4e18 + 22000020;const string endn = "\n";template <class T> inline auto vector2(size_t i, size_t j, const T &init = T()) {return vector(i, vector<T>(j, init));}const string ELM_SEP = " ", VEC_SEP = endn;template<class T> istream& operator >>(istream &i, vector<T> &A) {for(auto &I : A) {i >> I;} return i;}template<class T> ostream& operator <<(ostream &o, const vector<T> &A) {int i=A.size(); for(const auto &I : A){o << I << (--i ? ELM_SEP : "");} returno;}template<class T> ostream& operator <<(ostream &o, const vector<vector<T>> &A) {int i=A.size(); for(const auto &I : A){o << I << (--i ? VEC_SEP : "");} return o;}template<class T> vector<T>& operator ++(vector<T> &A, int n) {for(auto &I : A) {I++;} return A;}template<class T> vector<T>& operator --(vector<T> &A, int n) {for(auto &I : A) {I--;} return A;}template<class T, class U> bool chmax(T &a, const U &b) {return ((a < b) ? (a = b, true) : false);}template<class T, class U> bool chmin(T &a, const U &b) {return ((a > b) ? (a = b, true) : false);}ll floor(ll a, ll b){if (b < 0) a = -a, b = -b; if(a >= 0) return a / b; else return (a + 1) / b - 1;}ll ceil(ll a, ll b){if (b < 0) a = -a, b = -b; if(a > 0) return (a - 1) / b + 1; else return a / b;}ll bit(unsigned long long val, unsigned long long digit){return (val >> digit) & 1;}#ifdef DEBUG#include <cpp-dump/dump.hpp>#define dump(...) cpp_dump(__VA_ARGS__)namespace cp = cpp_dump;struct InitCppDump{InitCppDump(){if(!isatty(fileno(stderr))) CPP_DUMP_SET_OPTION(es_style, cpp_dump::es_style_t::no_es);CPP_DUMP_SET_OPTION(log_label_func, cp::log_label::line());CPP_DUMP_SET_OPTION(max_iteration_count, 30);}} init_cpp_dump;#else#define dump(...)#endif// ================================== ここまでテンプレ ==================================int main(int argc, char *argv[]){ios::sync_with_stdio(false);cin.tie(nullptr);ll n, s; cin >> n >> s;vector<ll> p(n); cin >> p;vector<pair<ll, ll>> stars(n); // {p, idx}for(int i = 0; i < n; i++){stars[i] = {p[i], i};}ranges::sort(stars);dump(stars);vector<ll> ans;for(int i = 0; i < n; i++){const auto &[this_p, this_idx] = stars[i];bool isolate = true;if(i > 0){ll pre_p = stars[i-1].first;if(abs(pre_p - this_p) <= s) isolate = false;}if(i < n-1){ll nxt_p = stars[i+1].first;if(abs(nxt_p - this_p) <= s) isolate = false;}if(isolate) ans.push_back(this_idx);}ranges::sort(ans);ans++;cout << ans.size() << endl;cout << ans << endl;return 0;}