제출 #735348

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
735348	2023-05-04 03:14:05	math_rabbit_1028	송신탑 (IOI22_towers)	C++17	23 / 100	4086 ms	5788 KiB

towers

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#include "towers.h"
#include <bits/stdc++.h>
using namespace std;
int n;
vector<int> arr;
int sort_index[101010];
struct maxseg {
  int tree[404040];
  vector<int> initarr;
  void init(int v, int st, int ed) {
    if (st == ed) {
      tree[v] = initarr[st];
      return;
    }
    int mid = (st + ed) / 2;
    init(2 * v, st, mid);
    init(2 * v + 1, mid + 1, ed);
    tree[v] = max(tree[2 * v], tree[2 * v + 1]);
  }
  void update(int v, int st, int ed, int idx, int val) {
    if (idx < st || idx > ed) return;
    if (idx == st && idx == ed) {
      tree[v] = val;
      return;
    }
    int mid = (st + ed) / 2;
    update(2 * v, st, mid, idx, val);
 
 
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