結果

問題 No.1441 MErGe
ユーザー 👑 hitonanodehitonanode
提出日時 2021-03-26 21:35:24
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 340 ms / 1,000 ms
コード長 5,309 bytes
コンパイル時間 3,712 ms
コンパイル使用メモリ 232,104 KB
実行使用メモリ 15,560 KB
最終ジャッジ日時 2023-08-19 07:37:43
合計ジャッジ時間 11,638 ms
ジャッジサーバーID
（参考情報） 		judge14 / judge15
このコードへのチャレンジ
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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
4,380 KB
testcase_01 AC 2 ms
4,380 KB
testcase_02 AC 1 ms
4,380 KB
testcase_03 AC 3 ms
4,380 KB
testcase_04 AC 3 ms
4,380 KB
testcase_05 AC 6 ms
4,376 KB
testcase_06 AC 6 ms
4,376 KB
testcase_07 AC 7 ms
4,376 KB
testcase_08 AC 59 ms
6,016 KB
testcase_09 AC 57 ms
5,896 KB
testcase_10 AC 87 ms
5,804 KB
testcase_11 AC 77 ms
5,168 KB
testcase_12 AC 88 ms
5,920 KB
testcase_13 AC 305 ms
14,936 KB
testcase_14 AC 287 ms
14,936 KB
testcase_15 AC 291 ms
14,408 KB
testcase_16 AC 293 ms
14,992 KB
testcase_17 AC 278 ms
14,756 KB
testcase_18 AC 184 ms
11,984 KB
testcase_19 AC 205 ms
13,688 KB
testcase_20 AC 159 ms
11,564 KB
testcase_21 AC 138 ms
10,260 KB
testcase_22 AC 175 ms
9,576 KB
testcase_23 AC 340 ms
15,388 KB
testcase_24 AC 334 ms
15,560 KB
testcase_25 AC 340 ms
15,396 KB
testcase_26 AC 339 ms
15,400 KB
testcase_27 AC 335 ms
15,468 KB
testcase_28 AC 177 ms
15,396 KB
testcase_29 AC 184 ms
15,532 KB
権限があれば一括ダウンロードができます

ソースコード

diff # 

#include <bits/stdc++.h>
using namespace std;
using lint = long long;
using pint = pair<int, int>;
using plint = pair<lint, lint>;
struct fast_ios { fast_ios(){ cin.tie(nullptr), ios::sync_with_stdio(false), cout << fixed << setprecision(20); }; } fast_ios_;
#define ALL(x) (x).begin(), (x).end()
#define FOR(i, begin, end) for(int i=(begin),i##_end_=(end);i<i##_end_;i++)
#define IFOR(i, begin, end) for(int 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)
template <typename T, typename V>
void ndarray(vector<T>& vec, const V& val, int len) { vec.assign(len, val); }
template <typename T, typename V, typename... Args> void ndarray(vector<T>& vec, const V& val, int len, Args... args) { vec.resize(len), for_each(begin(vec), end(vec), [&](T& v) { ndarray(v, val, args...); }); }
template <typename T> bool chmax(T &m, const T q) { if (m < q) {m = q; return true;} else return false; }
template <typename T> bool chmin(T &m, const T q) { if (m > q) {m = q; return true;} else return false; }
int floor_lg(long long x) { return x <= 0 ? -1 : 63 - __builtin_clzll(x); }
template <typename T1, typename T2> pair<T1, T2> operator+(const pair<T1, T2> &l, const pair<T1, T2> &r) { return make_pair(l.first + r.first, l.second + r.second); }
template <typename T1, typename T2> pair<T1, T2> operator-(const pair<T1, T2> &l, const pair<T1, T2> &r) { return make_pair(l.first - r.first, l.second - r.second); }
template <typename T> vector<T> sort_unique(vector<T> vec) { sort(vec.begin(), vec.end()), vec.erase(unique(vec.begin(), vec.end()), vec.end()); return vec; }
template <typename T> istream &operator>>(istream &is, vector<T> &vec) { for (auto &v : vec) is >> v; return is; }
template <typename T> ostream &operator<<(ostream &os, const vector<T> &vec) { os << '['; for (auto v : vec) os << v << ','; os << ']'; return os; }
template <typename T, size_t sz> ostream &operator<<(ostream &os, const array<T, sz> &arr) { os << '['; for (auto v : arr) os << v << ','; os << ']'; return os; }
#if __cplusplus >= 201703L
template <typename... T> istream &operator>>(istream &is, tuple<T...> &tpl) { std::apply([&is](auto &&... args) { ((is >> args), ...);}, tpl); return is; }
template <typename... T> ostream &operator<<(ostream &os, const tuple<T...> &tpl) { std::apply([&os](auto &&... args) { ((os << args << ','), ...);}, tpl); return os; }
#endif
template <typename T> ostream &operator<<(ostream &os, const deque<T> &vec) { os << "deq["; for (auto v : vec) os << v << ','; os << ']'; return os; }
template <typename T> ostream &operator<<(ostream &os, const set<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; }
template <typename T, typename TH> ostream &operator<<(ostream &os, const unordered_set<T, TH> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; }
template <typename T> ostream &operator<<(ostream &os, const multiset<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; }
template <typename T> ostream &operator<<(ostream &os, const unordered_multiset<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; }
template <typename T1, typename T2> ostream &operator<<(ostream &os, const pair<T1, T2> &pa) { os << '(' << pa.first << ',' << pa.second << ')'; return os; }
template <typename TK, typename TV> ostream &operator<<(ostream &os, const map<TK, TV> &mp) { os << '{'; for (auto v : mp) os << v.first << "=>" << v.second << ','; os << '}'; return os; }
template <typename TK, typename TV, typename TH> ostream &operator<<(ostream &os, const unordered_map<TK, TV, TH> &mp) { os << '{'; for (auto v : mp) os << v.first << "=>" << v.second << ','; os << '}'; return os; }
#ifdef HITONANODE_LOCAL
const string COLOR_RESET = "\033[0m", BRIGHT_GREEN = "\033[1;32m", BRIGHT_RED = "\033[1;31m", BRIGHT_CYAN = "\033[1;36m", NORMAL_CROSSED = "\033[0;9;37m", RED_BACKGROUND = "\033[1;41m", NORMAL_FAINT = "\033[0;2m";
#define dbg(x) cerr << BRIGHT_CYAN << #x << COLOR_RESET << " = " << (x) << NORMAL_FAINT << " (L" << __LINE__ << ") " << __FILE__ << COLOR_RESET << endl
#else
#define dbg(x) (x)
#endif

#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tag_and_trait.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds; // find_by_order(), order_of_key()
template <typename TK> using pbds_set = tree<TK, null_type, less<TK>, rb_tree_tag, tree_order_statistics_node_update>;
template <typename TK, typename TV> using pbds_map = tree<TK, TV, less<TK>, rb_tree_tag, tree_order_statistics_node_update>;


int main() {
    int N, Q;
    cin >> N >> Q;
    vector<lint> A(N);
    cin >> A;
    vector<lint> AA(N + 1);
    REP(i, N) AA[i + 1] = AA[i] + A[i];

    pbds_set<int> s;
    REP(i, N + 1) s.insert(i);

    while (Q--) {
        int t, l, r;
        cin >> t >> l >> r;
        l--;
        if (t == 1) {
            auto itr = s.find_by_order(l + 1), irr = s.find_by_order(r);
            if (itr != s.end()) {
                while (itr != irr) {
                    s.erase(itr);
                    itr = s.find_by_order(l + 1);
                }
            }
        } else {
            l = *s.find_by_order(l), r = *s.find_by_order(r);
            cout << AA[r] - AA[l] << '\n';
        }
    }
}
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