Cod sursa(job #2940528)

Utilizator PostoacaMateiMatei Postoaca PostoacaMatei Data 15 noiembrie 2022 19:38:09
Problema Secventa Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.62 kb
#include <bits/stdc++.h>

using namespace std;

ifstream fin("secventa.in");
ofstream fout("secventa.out");

int main()
{
    int n,k,a[500001],baza=-30001,ifinal=0,jfinal=0;
    deque<int> d;
    fin>>n>>k;
    for(int i=1;i<=n;i++){
        fin>>a[i];
        while(!d.empty() && a[d.back()]>a[i])
            d.pop_back();
        if(!d.empty() && d.front()==i-k)
            d.pop_front();
        d.push_back(i);
        if(i>=k && baza<a[d.front()]){
            baza=a[d.front()];
            ifinal=i-k+1;
            jfinal=i;
        }
    }
    fout<<ifinal<<" "<<jfinal<<" "<<baza;
    return 0;
}