Cod sursa(job #2033756)

Utilizator maria_sinteaMaria Sintea maria_sintea Data 7 octombrie 2017 10:27:37
Problema Secventa Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.86 kb
#include <cstdio>
#include <deque>
#define N 5000005
using namespace std;

int n, k, a[N], nr;
int maxi=-30000, pim, psm;
deque <int> d;

int main()
{
    freopen("secventa.in","r",stdin);
    freopen("secventa.out","w",stdout);

    scanf("%d %d\n",&n, &k);
    for(int i=0;i<n;i++)
        scanf("%d ",&a[i]);

    for(int i=0;i<k-1;i++)
    {
        while(!d.empty() && a[d.back()]>a[i])
            d.pop_back();
        d.push_back(i);
    }

    for(int i=k-1;i<n;i++)
    {
        while(!d.empty() && a[d.back()]>a[i])
            d.pop_back();
        d.push_back(i);
        if(d.front()==i-k)
            d.pop_front();
        if(a[d.front()]>maxi)
        {
            maxi=a[d.front()];
            pim=d.front()+1;
            psm=d.back()+1;
        }
    }

    printf("%d %d %d", pim, psm, maxi);
    return 0;
}