제출 #629839

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
629839	2022-08-15 08:51:00	abeker	송신탑 (IOI22_towers)	C++17	23 / 100	4088 ms	12624 KiB

towers

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#include <bits/stdc++.h>
#include "towers.h"
using namespace std;
const int INF = 2e9;
struct Node {
  int mini, arg_max;
};
class Tournament {
  int n, offset;
  vector <int> vals;
  vector <Node> tour;
public:
  Node merge(Node lhs, Node rhs) const {
    return {min(lhs.mini, rhs.mini), vals[lhs.arg_max] > vals[rhs.arg_max] ? lhs.arg_max : rhs.arg_max};
  }
  Tournament(int n, vector <int> _vals) : n(n), vals(_vals) {
    vals.push_back(0);
    for (offset = 1; offset <= n; offset *= 2);
    tour.resize(2 * offset);
    vals.resize(offset);
    for (int i = 0; i < offset; i++)
      tour[i + offset] = {vals[i], i};
    for (int i = offset - 1; i; i--)
      tour[i] = merge(tour[2 * i], tour[2 * i + 1]);
  }
  Tournament() {}
  Node query(int x, int lo, int hi, int from, int to) const {
 
 
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