結果
問題 | No.1031 いたずら好きなお姉ちゃん |
ユーザー | FF256grhy |
提出日時 | 2020-09-18 03:34:52 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 96 ms / 3,500 ms |
コード長 | 6,892 bytes |
コンパイル時間 | 2,685 ms |
コンパイル使用メモリ | 224,812 KB |
実行使用メモリ | 9,848 KB |
最終ジャッジ日時 | 2024-06-22 07:32:52 |
合計ジャッジ時間 | 7,997 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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 | 2 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 4 ms
6,944 KB |
testcase_04 | AC | 5 ms
6,940 KB |
testcase_05 | AC | 4 ms
6,940 KB |
testcase_06 | AC | 5 ms
6,944 KB |
testcase_07 | AC | 5 ms
6,940 KB |
testcase_08 | AC | 4 ms
6,940 KB |
testcase_09 | AC | 4 ms
6,940 KB |
testcase_10 | AC | 5 ms
6,940 KB |
testcase_11 | AC | 67 ms
8,992 KB |
testcase_12 | AC | 69 ms
8,840 KB |
testcase_13 | AC | 76 ms
9,848 KB |
testcase_14 | AC | 67 ms
8,948 KB |
testcase_15 | AC | 83 ms
9,428 KB |
testcase_16 | AC | 64 ms
8,812 KB |
testcase_17 | AC | 71 ms
9,304 KB |
testcase_18 | AC | 79 ms
9,344 KB |
testcase_19 | AC | 76 ms
9,336 KB |
testcase_20 | AC | 83 ms
9,848 KB |
testcase_21 | AC | 70 ms
9,216 KB |
testcase_22 | AC | 66 ms
8,812 KB |
testcase_23 | AC | 69 ms
8,892 KB |
testcase_24 | AC | 76 ms
9,484 KB |
testcase_25 | AC | 89 ms
9,576 KB |
testcase_26 | AC | 78 ms
9,252 KB |
testcase_27 | AC | 69 ms
8,952 KB |
testcase_28 | AC | 78 ms
9,596 KB |
testcase_29 | AC | 80 ms
9,604 KB |
testcase_30 | AC | 78 ms
9,600 KB |
testcase_31 | AC | 86 ms
9,732 KB |
testcase_32 | AC | 77 ms
9,604 KB |
testcase_33 | AC | 82 ms
9,600 KB |
testcase_34 | AC | 93 ms
9,600 KB |
testcase_35 | AC | 89 ms
9,604 KB |
testcase_36 | AC | 95 ms
9,732 KB |
testcase_37 | AC | 93 ms
9,732 KB |
testcase_38 | AC | 96 ms
9,728 KB |
testcase_39 | AC | 87 ms
9,368 KB |
testcase_40 | AC | 89 ms
9,484 KB |
testcase_41 | AC | 90 ms
9,704 KB |
testcase_42 | AC | 94 ms
9,444 KB |
testcase_43 | AC | 87 ms
9,584 KB |
testcase_44 | AC | 87 ms
9,428 KB |
testcase_45 | AC | 92 ms
9,348 KB |
testcase_46 | AC | 96 ms
9,548 KB |
testcase_47 | AC | 85 ms
9,556 KB |
testcase_48 | AC | 87 ms
9,660 KB |
testcase_49 | AC | 90 ms
9,608 KB |
testcase_50 | AC | 94 ms
9,812 KB |
testcase_51 | AC | 94 ms
9,748 KB |
testcase_52 | AC | 95 ms
9,616 KB |
testcase_53 | AC | 95 ms
9,744 KB |
testcase_54 | AC | 2 ms
6,944 KB |
testcase_55 | AC | 2 ms
6,940 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using LL = long long int; #define incII(i, l, r) for(LL i = (l) ; i <= (r); i++) #define incIX(i, l, r) for(LL i = (l) ; i < (r); i++) #define incXI(i, l, r) for(LL i = (l) + 1; i <= (r); i++) #define incXX(i, l, r) for(LL i = (l) + 1; i < (r); i++) #define decII(i, l, r) for(LL i = (r) ; i >= (l); i--) #define decIX(i, l, r) for(LL i = (r) - 1; i >= (l); i--) #define decXI(i, l, r) for(LL i = (r) ; i > (l); i--) #define decXX(i, l, r) for(LL i = (r) - 1; i > (l); i--) #define inc(i, n) incIX(i, 0, n) #define dec(i, n) decIX(i, 0, n) #define inc1(i, n) incII(i, 1, n) #define dec1(i, n) decII(i, 1, n) auto inII = [](auto x, auto l, auto r) { return (l <= x && x <= r); }; auto inIX = [](auto x, auto l, auto r) { return (l <= x && x < r); }; auto inXI = [](auto x, auto l, auto r) { return (l < x && x <= r); }; auto inXX = [](auto x, auto l, auto r) { return (l < x && x < r); }; auto setmin = [](auto & a, auto b) { return (b < a ? a = b, true : false); }; auto setmax = [](auto & a, auto b) { return (b > a ? a = b, true : false); }; auto setmineq = [](auto & a, auto b) { return (b <= a ? a = b, true : false); }; auto setmaxeq = [](auto & a, auto b) { return (b >= a ? a = b, true : false); }; #define PB push_back #define EB emplace_back #define MP make_pair #define MT make_tuple #define FI first #define SE second #define FR front() #define BA back() #define ALL(c) c.begin(), c.end() #define RALL(c) c.rbegin(), c.rend() #define RV(c) reverse(ALL(c)) #define SC static_cast #define SI(c) SC<int>(c.size()) #define SL(c) SC<LL >(c.size()) #define RF(e, c) for(auto & e: c) #define SF(c, ...) for(auto & [__VA_ARGS__]: c) #define until(e) while(! (e)) #define if_not(e) if(! (e)) #define ef else if #define UR assert(false) auto * IS = & cin; auto * OS = & cout; array<string, 3> SEQ = { "", " ", "" }; // input elements (as a tuple) template<typename U, int I> void in_([[maybe_unused]] U & t) { } template<typename U, int I, typename A, typename ... B> void in_(U & t) { (* IS) >> get<I>(t); in_<U, I + 1, B ...>(t); } template<typename ... T> auto in() { tuple<T ...> t; in_<tuple<T ...>, 0, T ...>(t); return t; } // input an array template<typename T, int N> auto ain() { array<T, N> a; inc(i, N) { (* IS) >> a[i]; } return a; } // input a (multi-dimensional) vector template<typename T> T vin() { T v; (* IS) >> v; return v; } template<typename T, typename N, typename ... M> auto vin(N n, M ... m) { vector<decltype(vin<T, M ...>(m ...))> v(n); inc(i, n) { v[i] = vin<T, M ...>(m ...); } return v; } // input multi-column (as a tuple of vector) template<typename U, int I> void colin_([[maybe_unused]] U & t) { } template<typename U, int I, typename A, typename ... B> void colin_(U & t) { A a; (* IS) >> a; get<I>(t).push_back(a); colin_<U, I + 1, B ...>(t); } template<typename ... T> auto colin(int n) { tuple<vector<T> ...> t; inc(i, n) { colin_<tuple<vector<T> ...>, 0, T ...>(t); } return t; } // output elements void out_([[maybe_unused]] string s) { } template<typename A> void out_([[maybe_unused]] string s, A && a) { (* OS) << a; } template<typename A, typename ... B> void out_(string s, A && a, B && ... b) { (* OS) << a << s; out_(s, b ...); } auto outF = [](auto x, auto y, auto z, auto ... a) { (* OS) << x; out_(y, a ...); (* OS) << z << flush; }; auto out = [](auto ... a) { outF("", " " , "\n", a ...); }; auto outS = [](auto ... a) { outF("", " " , " " , a ...); }; auto outL = [](auto ... a) { outF("", "\n", "\n", a ...); }; auto outN = [](auto ... a) { outF("", "" , "" , a ...); }; // output a (multi-dimensional) vector template<typename T> ostream & operator<<(ostream & os, vector<T> const & v) { os << SEQ[0]; inc(i, SI(v)) { os << (i == 0 ? "" : SEQ[1]) << v[i]; } return (os << SEQ[2]); } template<typename T> void vout_(T && v) { (* OS) << v; } template<typename T, typename A, typename ... B> void vout_(T && v, A a, B ... b) { inc(i, SI(v)) { (* OS) << (i == 0 ? "" : a); vout_(v[i], b ...); } } template<typename T, typename A, typename ... B> void vout(T && v, A a, B ... b) { vout_(v, b ...); (* OS) << a << flush; } // ---- ---- template<typename T> class SegmentTree { private: int n, s; vector<T> a; function<T(T &, T &)> f; T e; bool ok; void shift(int & p) { assert(inIX(p, 0, n)); p += s; } public: SegmentTree() { n = 0; } SegmentTree(int nn, function<T(T &, T &)> ff, T ee) { init(nn, ff, ee); } void init(int nn, function<T(T &, T &)> ff, T ee) { n = nn; f = ff; e = ee; s = 1; while(s < n) { s *= 2; } a = vector<T>(2 * s, e); ok = true; } void apply(int p, function<void(T &)> g) { shift(p); g(a[p]); while(p > 1) { p /= 2; a[p] = f(a[2 * p], a[2 * p + 1]); } } T fold_IX(int l, int r) { assert(ok); assert(inII(l, 0, n)); l += s; assert(inII(r, 0, n)); r += s; r--; T x = e, y = e; while(l <= r) { if(l % 2 == 1) { x = f(x, a[l]); l++; } if(r % 2 == 0) { y = f(a[r], y); r--; } l /= 2; r /= 2; } return f(x, y); } T fold_II(int l, int r) { return fold_IX(l + 0, r + 1); } T fold_XI(int l, int r) { return fold_IX(l + 1, r + 1); } T fold_XX(int l, int r) { return fold_IX(l + 1, r + 0); } const T & operator[](int p) { shift(p); return a[p]; } T & ref(int p) { shift(p); ok = false; return a[p]; } void calc() { dec(i, s) { a[i] = f(a[2 * i], a[2 * i + 1]); } ok = true; } }; #define OP(s) [&](auto & A, auto & B) { return s; } #define AP(s) [&](auto & A) { s; } // ---- template<typename T> vector<int> min_left(vector<T> const & v, bool is_strict) { int n = SI(v); vector<int> r(n); stack<pair<T, int>> s; inc(i, n) { until(s.empty() || (is_strict && s.top().FI <= v[i]) || s.top().FI < v[i]) { s.pop(); } r[i] = (s.empty() ? 0 : s.top().SE + 1); s.push({ v[i], i }); } return r; } // [ min_left, min_right, max_left, max_right ] template<typename T> array<vector<T>, 4> range_min_max(vector<T> const & v_, bool is_strict = false) { auto v = v_; int n = SI(v); array<vector<T>, 4> ans = { vector<int>(n), vector<int>(n), vector<int>(n), vector<int>(n) }; inc(k, 2) { auto L = min_left(v, is_strict); RV(v); auto R = min_left(v, is_strict); RV(v); inc(i, n) { ans[2*k + 0][i] = L[i]; } inc(i, n) { ans[2*k + 1][i] = n - R[n - 1 - i]; } RF(e, v) { e *= -1; } } return ans; } int main() { auto f = [](auto a, auto b) -> LL { int n = SI(a); vector<pair<int, int>> v; v.EB(n + 1, -1); inc(i, n) { v.EB(b[i], i); } sort(RALL(v)); SegmentTree<int> st(n, OP(A + B), 0); inc(i, n) { st.ref(i) = 1; } st.calc(); LL c = 0; inc(i, n) { while(v.BA.FI <= i) { st.apply(v.BA.SE, AP(A--)); v.pop_back(); } c += st.fold_IX(a[i], i); } return c; }; auto [n] = in<int>(); auto p = vin<int>(n); auto [minL, minR, maxL, maxR] = range_min_max(p); out(f(minL, maxR) + f(maxL, minR)); }