Submission #1264691

#	Time	Username	Problem	Language	Result	Execution time	Memory
1264691		martin_011	Obstacles for a Llama (IOI25_obstacles)	C++20	24 / 100	72 ms	8264 KiB

obstacles

#include "obstacles.h"
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef vector<ll> vll;

vll res;

void initialize(std::vector<int> t, std::vector<int> h) {
  ll n = t.size();
  ll m = h.size();
  res.assign(m, 0);
  ll g = 0;
  for (int i=0; i<m; i++) {
    while (i<m && t[n-1] <= h[i]) i++;
    g++;
    while (i<m && t[n-1] > h[i]) {
      res[i] = g;
      i++;
    }
  }
  return;
}

bool can_reach(int L, int R, int S, int D) {
  if (res[S] == res[D]) return true;
  else return false;
}

• Subtask 0: 0 / 0
• Subtask 1: 10 / 10
• Subtask 2: 14 / 14
• Subtask 3: 0 / 13
• Subtask 4: 0 / 21
• Subtask 5: 0 / 25
• Subtask 6: 0 / 17