Cod sursa(job #3136229)

Utilizator TudorNMnegoita tudor mihai TudorNM Data 5 iunie 2023 18:00:47
Problema Secventa Scor 0
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.87 kb
#include <bits/stdc++.h>

using namespace std;
 
#ifndef ONLINE_JUDGE
ifstream cin("secventa.in");
ofstream cout("secventa.out");
#endif


int v[500004];


int main() {



    int n,k;
    deque<int> d;
    int s,poz;
    cin>>n>>k;

    for(int i=1;i<=n;i++)
        cin>>v[i];

    for(int i=1;i<=k;i++)
    {
        if(!d.empty())
        {
            while(!d.empty() && v[d.back()] >= v[i])
                d.pop_back();
        } 
        d.push_back(i);
    }

    s=d.front();
    poz=k;
    for(int i=k+1;i<=n;i++)
        {
            while(!d.empty() && v[d.back()] >= v[i])
                d.pop_back();
            d.push_back(i);

            if(i-d.front()>=k)
                d.pop_front();
            if(v[d.front()]>v[s])
                {
                    s=d.front();
                    poz=i;
                }
        }

    cout<<poz-k+1<<" "<<poz<<" "<<v[s];
}