Cod sursa(job #2920342)

Utilizator ciacliboiiiciacli stefan ciacliboiii Data 23 august 2022 18:07:32
Problema Secventa Scor 80
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.68 kb
#include <bits/stdc++.h>

using namespace std;
ifstream fin("secventa.in");
ofstream fout("secventa.out");
int v[500001], n, k, Max = -100000, ls;
deque<int> d;
int main()
{
    fin >> n >> k;
    for(int i = 1; i <= n; ++ i)
        fin >> v[i];
    for(int i = 1; i <= n; ++ i)
    {
        while(!d.empty() && v[i] <= v[d.back()])
            d.pop_back();
        d.push_back(i);
        if(!d.empty() && i - d.front() >= k)
            d.pop_front();
        if(i >= k)
            if(v[d.front()] > Max)
            {
                Max = v[d.front()];
                ls = i;
            }
    }
    fout << ls - k + 1 <<" " << ls <<" " << Max;
    return 0;
}