제출 #833236

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
833236	2023-08-22 03:30:07	pavement	송신탑 (IOI22_towers)	C++17	56 / 100	967 ms	20624 KiB

towers

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#include "towers.h"
#include <bits/stdc++.h>
using namespace std;
#define eb emplace_back
#define mp make_pair
using ii = pair<int, int>;
int N;
bool is_init;
vector<int> H, cl, cr;
vector<vector<int> > anc;
vector<ii> segs;
void init(int N, vector<int> H) {
  ::N = N;
  ::H = H;
  cl = vector<int>(N, -1);
  cr = vector<int>(N, N);
  anc = vector<vector<int> >(20, vector<int>(N, -1));
}
struct node {
  node *left, *right;
  int S, E;
  ii val;
  node(int _s, int _e) : S(_s), E(_e), val(-1, -1) {
    if (S == E) {
      return;
 
 
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