結果
問題 | No.649 ここでちょっとQK! |
ユーザー | ntk-ta01 |
提出日時 | 2020-09-26 15:07:15 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 206 ms / 3,000 ms |
コード長 | 6,616 bytes |
コンパイル時間 | 2,300 ms |
コンパイル使用メモリ | 211,524 KB |
実行使用メモリ | 9,976 KB |
最終ジャッジ日時 | 2024-06-29 02:30:32 |
合計ジャッジ時間 | 8,359 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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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 | 4 ms
6,016 KB |
testcase_01 | AC | 4 ms
5,888 KB |
testcase_02 | AC | 5 ms
5,888 KB |
testcase_03 | AC | 50 ms
8,448 KB |
testcase_04 | AC | 185 ms
9,972 KB |
testcase_05 | AC | 186 ms
9,976 KB |
testcase_06 | AC | 181 ms
9,948 KB |
testcase_07 | AC | 4 ms
6,016 KB |
testcase_08 | AC | 4 ms
6,016 KB |
testcase_09 | AC | 4 ms
6,016 KB |
testcase_10 | AC | 4 ms
5,888 KB |
testcase_11 | AC | 5 ms
6,016 KB |
testcase_12 | AC | 105 ms
7,912 KB |
testcase_13 | AC | 105 ms
7,912 KB |
testcase_14 | AC | 101 ms
8,036 KB |
testcase_15 | AC | 103 ms
8,164 KB |
testcase_16 | AC | 103 ms
8,040 KB |
testcase_17 | AC | 113 ms
8,280 KB |
testcase_18 | AC | 125 ms
8,396 KB |
testcase_19 | AC | 136 ms
8,516 KB |
testcase_20 | AC | 143 ms
8,764 KB |
testcase_21 | AC | 157 ms
8,872 KB |
testcase_22 | AC | 167 ms
8,992 KB |
testcase_23 | AC | 175 ms
9,244 KB |
testcase_24 | AC | 186 ms
9,484 KB |
testcase_25 | AC | 199 ms
9,604 KB |
testcase_26 | AC | 206 ms
9,720 KB |
testcase_27 | AC | 5 ms
5,888 KB |
testcase_28 | AC | 5 ms
6,016 KB |
testcase_29 | AC | 5 ms
6,016 KB |
testcase_30 | AC | 68 ms
8,036 KB |
testcase_31 | AC | 67 ms
8,032 KB |
testcase_32 | AC | 5 ms
6,016 KB |
testcase_33 | AC | 4 ms
6,016 KB |
testcase_34 | AC | 4 ms
6,016 KB |
testcase_35 | AC | 5 ms
6,016 KB |
ソースコード
// #define _GLIBCXX_DEBUG // #pragma GCC optimize("Ofast") #pragma GCC diagnostic ignored "-Wsign-compare" #include <bits/stdc++.h> #include <algorithm> #ifdef _MSC_VER #include <intrin.h> #endif namespace atcoder { namespace internal { // @param n `0 <= n` // @return minimum non-negative `x` s.t. `n <= 2**x` int ceil_pow2(int n) { int x = 0; while ((1U << x) < (unsigned int)(n)) x++; return x; } // @param n `1 <= n` // @return minimum non-negative `x` s.t. `(n & (1 << x)) != 0` int bsf(unsigned int n) { #ifdef _MSC_VER unsigned long index; _BitScanForward(&index, n); return index; #else return __builtin_ctz(n); #endif } } // namespace internal } // namespace atcoder #include <cassert> #include <vector> namespace atcoder { template <class S, S (*op)(S, S), S (*e)()> struct segtree { public: segtree() : segtree(0) {} segtree(int n) : segtree(std::vector<S>(n, e())) {} segtree(const std::vector<S>& v) : _n(int(v.size())) { log = internal::ceil_pow2(_n); size = 1 << log; d = std::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); } } 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); } S get(int p) { assert(0 <= p && p < _n); return d[p + size]; } S prod(int l, int r) { 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() { return d[1]; } template <bool (*f)(S)> int max_right(int l) { return max_right(l, [](S x) { return f(x); }); } template <class F> int max_right(int l, F f) { 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) { return min_left(r, [](S x) { return f(x); }); } template <class F> int min_left(int r, F f) { 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; std::vector<S> d; void update(int k) { d[k] = op(d[2 * k], d[2 * k + 1]); } }; } // namespace atcoder #define rep(i, n) for (int i = 0; i < (int)(n); ++i) #define reps(i, s, n) for (int i = s; i < (int)(n); ++i) #define rreps(i, s, n) for (int i = n - 1; (int)(s) <= i; --i) // reps(s,n)[::-1] using namespace std; using ll = long long; template <class T> using V = vector<T>; template <class T> using VV = V<V<T>>; template <class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } template <class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } constexpr int INF = 1e9 + 7; constexpr ll LINF = 1LL << 60; class Prints { private: class __Prints { public: __Prints(const char* _sep, const char* _term) : sep(_sep), term(_term) {} template <class... Args> void operator()(const Args&... args) const { print(args...); } template <typename T> void pvec(const T& vec, size_t sz) const { for (size_t i = 0; i < sz; i++) std::cout << vec[i] << (i == sz - 1 ? term : sep); } template <typename T> void pmat(const T& mat, size_t h, size_t w) { for (size_t i = 0; i < h; i++) for (size_t j = 0; j < w; j++) std::cout << mat[i][j] << (j == w - 1 ? term : sep); } private: const char *sep, *term; void print() const { std::cout << term; } void print_rest() const { std::cout << term; } template <class T, class... Tail> void print(const T& head, const Tail&... tail) const { std::cout << head, print_rest(tail...); } template <class T, class... Tail> void print_rest(const T& head, const Tail&... tail) const { std::cout << sep << head, print_rest(tail...); } }; public: Prints() {} __Prints operator()(const char* sep = " ", const char* term = "\n") const { return __Prints(sep, term); } }; Prints print; int op(int a, int b) { return a + b; } int e() { return 0; } int k; bool f(int val) { return val < k; } void solve() { int q; cin >> q >> k; V<int> T(q); V<ll> V(q); vector<ll> queries; rep(i, q) { cin >> T[i]; if (T[i] == 1) { cin >> V[i]; queries.push_back(V[i]); } } sort(queries.begin(), queries.end()); queries.erase(unique(queries.begin(), queries.end()), queries.end()); int cmd, idx; atcoder::segtree<int, op, e> seg(200005); rep(i, q) { cmd = T[i]; if (cmd == 1) { idx = (int)(lower_bound(queries.begin(), queries.end(), V[i]) - queries.begin()); seg.set(idx, seg.get(idx) + 1); } else if (cmd == 2) { if (seg.all_prod() < k) { print()(-1); } else { idx = seg.max_right<f>(0); print()(queries[idx]); seg.set(idx, seg.get(idx) - 1); } } } } int main() { cin.tie(nullptr); // ios_base::sync_with_stdio(false); // cout << fixed << setprecision(15); solve(); }