結果
問題 | No.2809 Sort Query |
ユーザー | Slephy |
提出日時 | 2024-07-12 22:50:53 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 9,251 bytes |
コンパイル時間 | 2,587 ms |
コンパイル使用メモリ | 224,876 KB |
実行使用メモリ | 51,876 KB |
最終ジャッジ日時 | 2024-07-12 22:52:01 |
合計ジャッジ時間 | 62,565 ms |
ジャッジサーバーID (参考情報) |
judge6 / judge4 |
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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 | 1 ms
6,816 KB |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | RE | - |
testcase_12 | RE | - |
testcase_13 | RE | - |
testcase_14 | RE | - |
testcase_15 | RE | - |
testcase_16 | RE | - |
testcase_17 | RE | - |
testcase_18 | RE | - |
testcase_19 | RE | - |
testcase_20 | RE | - |
testcase_21 | AC | 1,016 ms
51,876 KB |
testcase_22 | WA | - |
testcase_23 | AC | 959 ms
51,752 KB |
testcase_24 | AC | 954 ms
51,748 KB |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | RE | - |
testcase_32 | RE | - |
testcase_33 | RE | - |
testcase_34 | RE | - |
testcase_35 | RE | - |
testcase_36 | RE | - |
testcase_37 | RE | - |
testcase_38 | RE | - |
testcase_39 | RE | - |
testcase_40 | RE | - |
testcase_41 | WA | - |
testcase_42 | WA | - |
testcase_43 | WA | - |
testcase_44 | WA | - |
testcase_45 | WA | - |
testcase_46 | AC | 1,013 ms
27,904 KB |
testcase_47 | AC | 1,007 ms
27,776 KB |
testcase_48 | WA | - |
testcase_49 | AC | 1,035 ms
27,648 KB |
testcase_50 | WA | - |
testcase_51 | WA | - |
testcase_52 | WA | - |
testcase_53 | WA | - |
testcase_54 | WA | - |
testcase_55 | WA | - |
testcase_56 | WA | - |
testcase_57 | WA | - |
testcase_58 | WA | - |
testcase_59 | WA | - |
testcase_60 | WA | - |
testcase_61 | WA | - |
testcase_62 | WA | - |
testcase_63 | WA | - |
testcase_64 | WA | - |
testcase_65 | WA | - |
testcase_66 | WA | - |
testcase_67 | WA | - |
testcase_68 | WA | - |
testcase_69 | WA | - |
testcase_70 | AC | 2 ms
5,376 KB |
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 : "");} return o;} 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 ================================== template<typename T> class Compressor{ vector<T> vals; public: // コンストラクタ // O(NlogN) Compressor(const vector<vector<T>> &data){ vals.reserve(data.size() * data[0].size()); for(int i = 0; i < data.size(); i++){ std::copy(data[i].begin(), data[i].end(), back_inserter(vals)); } sort(vals.begin(), vals.end()); vals.erase(unique(vals.begin(), vals.end()), vals.end()); } Compressor(const vector<T> &data) : vals(data){ sort(vals.begin(), vals.end()); vals.erase(unique(vals.begin(), vals.end()), vals.end()); } // 圧縮前の値 value に対応する圧縮後の値 index を返す // O(logN) int get_index(T value){ auto lb = lower_bound(vals.begin(), vals.end(), value); assert(lb != vals.end() && *lb == value); return (int)(lb - vals.begin()); } // 圧縮後の値 index に対応する圧縮前の値 value を返す // O(1) T get_value(size_t index){ return vals.at(index); } // 圧縮後の配列のサイズを返す // O(1) int size() const { return vals.size(); } }; // ACLの実装を一部改変したもの // == 変更点 == // internal::ceil_pow2 を埋め込み // add関数 を追加 // size関数 を追加 template <class S, S (*op)(S, S), S (*e)()> struct segtree { public: segtree() : segtree(0) {} explicit segtree(int n) : segtree(vector<S>(n, e())) {} explicit segtree(const vector<S>& v) : _n(int(v.size())) { log = 0; while((1U << log) < (unsigned int)(_n)) log++; _size = 1 << log; d = vector<S>(2 * _size, e()); for (int i = 0; i < _n; i++) d[_size + i] = v[i]; for (int i = _size - 1; i >= 1; i--) { update(i); } } size_t size() const { return _n; } void set(int p, S x) { assert(0 <= p && p < _n); p += _size; d[p] = x; for (int i = 1; i <= log; i++) update(p >> i); } void add(int p, S x){ assert(0 <= p && p < _n); p += _size; d[p] += x; for (int i = 1; i <= log; i++) update(p >> i); } S get(int p) const { assert(0 <= p && p < _n); return d[p + _size]; } S prod(int l, int r) const { assert(0 <= l && l <= r && r <= _n); S sml = e(), smr = e(); l += _size; r += _size; while (l < r) { if (l & 1) sml = op(sml, d[l++]); if (r & 1) smr = op(d[--r], smr); l >>= 1; r >>= 1; } return op(sml, smr); } S all_prod() const { return d[1]; } template <bool (*f)(S)> int max_right(int l) const { return max_right(l, [](S x) { return f(x); }); } template <class F> int max_right(int l, F f) const { assert(0 <= l && l <= _n); // assert(f(e())); if (l == _n) return _n; l += _size; S sm = e(); do { while (l % 2 == 0) l >>= 1; if (!f(op(sm, d[l]))) { while (l < _size) { l = (2 * l); if (f(op(sm, d[l]))) { sm = op(sm, d[l]); l++; } } return l - _size; } sm = op(sm, d[l]); l++; } while ((l & -l) != l); return _n; } template <bool (*f)(S)> int min_left(int r) const { return min_left(r, [](S x) { return f(x); }); } template <class F> int min_left(int r, F f) const { assert(0 <= r && r <= _n); assert(f(e())); if (r == 0) return 0; r += _size; S sm = e(); do { r--; while (r > 1 && (r % 2)) r >>= 1; if (!f(op(d[r], sm))) { while (r < _size) { r = (2 * r + 1); if (f(op(d[r], sm))) { sm = op(d[r], sm); r--; } } return r + 1 - _size; } sm = op(d[r], sm); } while ((r & -r) != r); return 0; } private: int _n, _size, log; vector<S> d; void update(int k) { d[k] = op(d[2 * k], d[2 * k + 1]); } }; template<class S> struct RangeSum { static S op(S l, S r){ return l + r; } static S e(){ return 0; } using Type = struct segtree<S, op, e>; }; template<class S> struct RangeMin { static S op(S l, S r){ return min(l, r); } static S e(){ return numeric_limits<S>::max(); } using Type = struct segtree<S, op, e>; }; template<class S> struct RangeMax { static S op(S l, S r){ return max(l, r); } static S e(){ return numeric_limits<S>::min(); } using Type = struct segtree<S, op, e>; }; // ex) RangeMin<int>::Type seg(10); template<class Judgement> ll binary_search_ll(ll ok, ll ng, Judgement judge){ auto need_continue = [&]() -> bool { if(ok > ng) return((__int128_t)ok - (__int128_t)ng > 1); else return ((__int128_t)ng - (__int128_t)ok > 1); }; while(need_continue()){ ll mid = ((__int128_t)ok + (__int128_t)ng) / 2; if(judge(mid)) ok = mid; else ng = mid; } return ok; }; int main(int argc, char *argv[]){ ios::sync_with_stdio(false); cin.tie(nullptr); ll n, q; cin >> n >> q; vector<ll> a(n); cin >> a; vector<ll> all_a = a; vector<tuple<ll, ll, ll>> ops(q); for(int qid = 0; qid < q; qid++){ auto &[v0, v1, v2] = ops[qid]; cin >> v0; if(v0 == 1){ cin >> v1 >> v2; v1--; all_a.emplace_back(v2); } if(v0 == 2){ } if(v0 == 3){ cin >> v1; v1--; } } Compressor<ll> comp(all_a); RangeSum<ll>::Type seg(comp.size()); for(int i = 0; i < a.size(); i++){ seg.add(comp.get_index(a[i]), 1); } map<ll, ll> changed; // {a_idx, comp_idx} vector<ll> will_delete; // comp_idx for(int qid = 0; qid < q; qid++){ const auto &[op, k, x] = ops[qid]; auto judge = [&](ll mid) -> bool { // [0, mid) >= sum ? ll sum = seg.prod(0, mid); return (sum >= k); }; if(op == 1){ // change if(!changed.count(k)){ ll comp_idx = binary_search_ll(comp.size(), 0, judge); will_delete.emplace_back(comp_idx); } changed[k] = comp.get_index(x); } if(op == 2){ // sort for(auto [a_idx, comp_idx] : changed){ seg.add(comp_idx, 1); } for(auto idx : will_delete){ seg.add(idx, -1); } changed.clear(); will_delete.clear(); } if(op == 3){ // output if(changed.count(k)){ cout << comp.get_value(changed[k]) << endl; } else{ ll comp_idx = binary_search_ll(comp.size(), 0, judge); cout << comp.get_value(comp_idx) << endl; } } } return 0; }