제출 #600271

#제출 시각UTC-0아이디문제언어결과실행 시간메모리
6002712022-07-20 15:59:26valerikkRoad Construction (JOI21_road_construction)C++17
38 / 100
10102 ms1897612 KiB
#include <bits/stdc++.h>
using namespace std;
const int N = 2.5e5 + 15;
const int INF = 2e9 + 1;
struct node {
node *l, *r;
pair<int, int> mn;
node(node *l_, node *r_, pair<int, int> mn_) : l(l_), r(r_), mn(mn_) {}
};
node *copy(node *t) {
return new node(t->l, t->r, t->mn);
}
node *build(int tl, int tr) {
if (tr - tl == 1) {
return new node(0, 0, {INF, INF});
}
int tm = (tl + tr) / 2;
return new node(build(tl, tm), build(tm, tr), {INF, INF});
}
pair<int, int> get(node *t, int tl, int tr, int l, int r) {
if (tl >= r || tr <= l) {
return {INF, INF};
}
 
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