제출 #957447

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
957447	2024-04-03 17:48:51	rockstar	Passport (JOI23_passport)	C++17	54 / 100	871 ms	1048576 KiB

passport

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//#pragma GCC optimize("O3,unroll-loops,inline")
#include <bits/stdc++.h>
//#define int long long
#define all(a) a.begin(), a.end()
using namespace std;
constexpr int inf = 1e9;
struct segment_tree_upd_segment_get_point {
    vector<int> tree;
    int n;
    segment_tree_upd_segment_get_point(int n_) {
        n = n_;
        tree.resize(4 * n, inf);
    }
    void upd(int v, int tl, int tr, int l, int r, int x) {
        if (r < tl || tr < l)
            return;
        if (l <= tl && tr <= r) {
            tree[v] = min(tree[v], x);
            return;
        }
        int tm = (tl + tr) / 2;
        upd(v * 2, tl, tm, l, r, x), upd(v * 2 + 1, tm + 1, tr, l, r, x);
    }
 
 
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