Cod sursa(job #2014850)

Utilizator dumitrescu_andreiDumitrescu Andrei dumitrescu_andrei Data 24 august 2017 15:21:35
Problema Secventa Scor 80
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.62 kb
#include <bits/stdc++.h>
#define INF 0x3f3f3f3f
using namespace std;

ifstream f("secventa.in");
ofstream g("secventa.out");

int a[500001],n,incp,k,maxim=-INF;

deque <int> D;


int main()
{
    f>>n>>k;
    for(int i=1;i<=n;++i)
        f>>a[i];

    for(int i=1;i<=n;++i)
    {
        while(!D.empty() && a[i]<=a[D.back()]) D.pop_back();
        D.push_back(i);

        if(D.front()<=i-k)
            D.pop_front();

        if(a[D.front()]>maxim && i>=k)
        {
            maxim=a[D.front()];
            incp=i;
        }
    }



    g<<incp-k+1<<" "<<incp<<" "<<maxim;
    return 0;
}