Submission #1296627

#	Time	Username	Problem	Language	Result	Execution time	Memory
1296627		123123123	Obstacles for a Llama (IOI25_obstacles)	C++20	24 / 100	84 ms	7732 KiB

obstacles

#include "obstacles.h"
#include <bits/stdc++.h>
using namespace std;
vector <int> ch;
void initialize(std::vector<int> T, std::vector<int> H)
{
    int i, N = T.size(), M = H.size();
 
    for(i = 0; i < M; i++)
    {
        if(H[i] >= T[N - 1]) ch.push_back(i);
    }
}
bool can_reach(int L, int R, int S, int D)
{
    int l, r, ind;
    
    l = min(S, D);
    r = max(S, D);
        
    auto it = lower_bound(ch.begin(), ch.end(), l);
    ind = it - ch.begin();
        
    if(ind == ch.size() || ch[ind] > r) return true;
    
    return false;
    
    return 0;
}

• 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