結果
問題 | No.2065 Sum of Min |
ユーザー | kaikey |
提出日時 | 2022-09-02 21:45:59 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 82 ms / 2,000 ms |
コード長 | 6,328 bytes |
コンパイル時間 | 2,342 ms |
コンパイル使用メモリ | 223,140 KB |
実行使用メモリ | 11,816 KB |
最終ジャッジ日時 | 2024-11-16 02:59:47 |
合計ジャッジ時間 | 5,732 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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 | 0 ms
6,816 KB |
testcase_01 | AC | 2 ms
6,820 KB |
testcase_02 | AC | 2 ms
6,820 KB |
testcase_03 | AC | 2 ms
6,820 KB |
testcase_04 | AC | 58 ms
10,936 KB |
testcase_05 | AC | 57 ms
10,940 KB |
testcase_06 | AC | 64 ms
11,032 KB |
testcase_07 | AC | 57 ms
11,108 KB |
testcase_08 | AC | 77 ms
11,172 KB |
testcase_09 | AC | 74 ms
11,172 KB |
testcase_10 | AC | 70 ms
11,020 KB |
testcase_11 | AC | 71 ms
11,060 KB |
testcase_12 | AC | 78 ms
11,052 KB |
testcase_13 | AC | 77 ms
11,072 KB |
testcase_14 | AC | 76 ms
11,088 KB |
testcase_15 | AC | 77 ms
11,020 KB |
testcase_16 | AC | 76 ms
10,944 KB |
testcase_17 | AC | 78 ms
10,944 KB |
testcase_18 | AC | 76 ms
10,964 KB |
testcase_19 | AC | 77 ms
10,888 KB |
testcase_20 | AC | 78 ms
11,036 KB |
testcase_21 | AC | 82 ms
11,816 KB |
ソースコード
#include "bits/stdc++.h" #include <random> #define ALL(x) (x).begin(), (x).end() #define RALL(x) (x).rbegin(), (x).rend() #define SZ(x) ((lint)(x).size()) #define FOR(i, begin, end) for(lint i=(begin),i##_end_=(end);i<i##_end_;++i) #define IFOR(i, begin, end) for(lint i=(end)-1,i##_begin_=(begin);i>=i##_begin_;--i) #define REP(i, n) FOR(i,0,n) #define IREP(i, n) IFOR(i,0,n) #define endk '\n' using namespace std; typedef unsigned long long _ulong; typedef long long int lint; typedef long double ld; typedef pair<lint, lint> plint; typedef pair<ld, ld> pld; struct fast_ios { fast_ios() { cin.tie(nullptr), ios::sync_with_stdio(false), cout << fixed << setprecision(10); }; } fast_ios_; template<class T> auto add = [](T a, T b) -> T { return a + b; }; template<class T> auto mul = [](T a, T b) -> T { return a * b; }; template<class T> auto f_max = [](T a, T b) -> T { return max(a, b); }; template<class T> auto f_min = [](T a, T b) -> T { return min(a, b); }; template<class T> using V = vector<T>; using Vl = V<lint>; using VVl = V<Vl>; using VVVl = V<V<Vl>>; template< typename T > ostream& operator<<(ostream& os, const vector< T >& v) { for (int i = 0; i < (int)v.size(); i++) os << v[i] << (i + 1 != v.size() ? " " : ""); return os; } template< typename T >istream& operator>>(istream& is, vector< T >& v) { for (T& in : v) is >> in; return is; } template<class T> bool chmax(T& a, const T& b) { if (a < b) { a = b; return 1; } return 0; } template<class T> bool chmin(T& a, const T& b) { if (b < a) { a = b; return 1; } return 0; } template <class T> T div_floor(T a, T b) { if (b < 0) a *= -1, b *= -1; return a >= 0 ? a / b : (a + 1) / b - 1; } template <class T> T div_ceil(T a, T b) { if (b < 0) a *= -1, b *= -1; return a > 0 ? (a - 1) / b + 1 : a / b; } template <class F> struct rec { F f; rec(F&& f_) : f(std::forward<F>(f_)) {} template <class... Args> auto operator()(Args &&... args) const { return f(*this, std::forward<Args>(args)...); } }; lint gcd(lint a, lint b) { if (b == 0) return a; else return gcd(b, a % b); } lint digit(lint a) { return (lint)log10(a); } lint e_dist(plint a, plint b) { return abs(a.first - b.first) * abs(a.first - b.first) + abs(a.second - b.second) * abs(a.second - b.second); } lint m_dist(plint a, plint b) { return abs(a.first - b.first) + abs(a.second - b.second); } bool check_overflow(lint a, lint b, lint limit) { if (b == 0) return false; return a >= limit / b; } // a * b > c => true void Worshall_Floyd(VVl& g) { REP(k, SZ(g)) REP(i, SZ(g)) REP(j, SZ(g)) chmin(g[i][j], g[i][k] + g[k][j]); } const lint MOD1000000007 = 1000000007, MOD998244353 = 998244353, INF = 1e18; lint dx[8] = { 0, 1, 0, -1, 1, -1, 1, -1 }, dy[8] = { 1, 0, -1, 0, -1, -1, 1, 1 }; bool YN(bool flag) { cout << (flag ? "YES" : "NO") << endk; return flag; } bool yn(bool flag) { cout << (flag ? "Yes" : "No") << endk; return flag; } struct Edge { lint from, to; lint cost, t; Edge() { } Edge(lint u, lint v, lint c, lint _t) { cost = c; from = u; to = v; t = _t; } bool operator<(const Edge& e) const { return cost < e.cost; } }; struct WeightedEdge { lint to; lint cost; WeightedEdge(lint v, lint c) { to = v; cost = c; } bool operator<(const WeightedEdge& e) const { return cost < e.cost; } }; using WeightedGraph = V<V<WeightedEdge>>; typedef pair<lint, plint> tlint; typedef pair<ld, ld> pld; typedef pair<plint, plint> qlint; typedef pair<char, lint> vstr; typedef pair<lint, Vl> valv; struct BinaryIndexedTree { int n; int b; vector<lint> bit; BinaryIndexedTree(int n_) : n(n_ + 1), bit(n, 0) {} void add(int i, lint x) { for (int idx = i; idx < n; idx += (idx & -idx)) { bit[idx] += x; } } lint sum(int i) { lint s = 0; for (int idx = i; idx > 0; idx -= (idx & -idx)) { s += bit[idx]; } return s; } int lower_bound(lint w) { if (w <= 0) { return 0; } else { int x = 0, r = 1; while (r < n) r = r << 1; for (int len = r; len > 0; len = len >> 1) { if (x + len < n && bit[x + len] < w) { w -= bit[x + len]; x += len; } } return x; } } void show() { for (int i = 0; i < n - 1; i++) { cout << sum(i) - sum(i - 1) << " "; } cout << endk; } }; struct ExtendBinaryIndexedTree { public: ExtendBinaryIndexedTree(int _n) { init(_n); } //半開区間[l, r) void add(int l, int r, lint x) { add_sub(0, l, -x * (l - 1)); add_sub(0, r, x * (r - 1)); add_sub(1, l, x); add_sub(1, r, -x); } //区間[0, i) lint sum(int i) { return sum_sub(0, i) + sum_sub(1, i) * i; } void show() { for (int i = 0; i < n - 1; i++) { cout << sum(i + 1) - sum(i) << " "; } cout << endk; } private: int n; vector<lint> bit[2]; void init(int _n) { n = _n + 1; bit[0].assign(n, 0); bit[1].assign(n, 0); } void add_sub(int p, int i, lint x) { for (int idx = i; idx < n; idx += (idx & -idx)) { bit[p][idx] += x; } } lint sum_sub(int p, int i) { lint s = 0; for (int idx = i; idx > 0; idx -= (idx & -idx)) { s += bit[p][idx]; } return s; } }; int main() { lint N, Q; cin >> N >> Q; Vl arr(N); cin >> arr; V<plint> _arr; REP(i, N) { _arr.push_back({ arr[i], i + 1 }); } sort(RALL(_arr)); V<qlint> query; REP(i, Q) { lint L, R, X; cin >> L >> R >> X; query.push_back({ {X, i}, {L - 1, R} }); } sort(RALL(query)); Vl ans(Q); BinaryIndexedTree bit(N), cnt(N); REP(i, N) bit.add(i + 1, arr[i]); lint idx = 0; REP(i, Q) { while (idx < N && _arr[idx].first >= query[i].first.first) { cnt.add(_arr[idx].second, 1); bit.add(_arr[idx].second, -_arr[idx].first); idx++; } auto [l, r] = query[i].second; ans[query[i].first.second] = bit.sum(r) - bit.sum(l) + (cnt.sum(r) - cnt.sum(l)) * query[i].first.first; } REP(i, Q) cout << ans[i] << endk; }