Cod sursa(job #1642655)

Utilizator Vlad_lsc2008Lungu Vlad Vlad_lsc2008 Data 9 martie 2016 15:22:46
Problema Secventa Scor 80
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.9 kb
#include <iostream>
#include <cstdio>
#include <vector>
#include <stack>
#include <deque>
#define nmax 500004
using namespace std;

int n,k;
short val[nmax];
deque<int> d;

int main()
{

    int ok;
    int i,j,mini,poz;
    freopen("secventa.in","r",stdin);
    freopen("secventa.out","w",stdout);
    scanf("%d%d",&n,&k);
    for(i=1;i<=n;i++) scanf("%d",&val[i]);
    for(i=1;i<=k;i++)
    {
        while(!d.empty() && val[d.back()]>=val[i]) d.pop_back();
        d.push_back(i);
    }
    mini=val[d.front()]; poz=k;
    for(i=k+1;i<=n;i++)
    {
        while(!d.empty() && val[d.back()]>=val[i]) d.pop_back();
        d.push_back(i);
        if(i-d.front()>=k) d.pop_front();
        if(val[d.front()]>mini)
        {
            mini=val[d.front()];poz=i;
        }
    }
    printf("%d %d %d\n",poz-k+1,poz,mini);
    fclose(stdin);
    fclose(stdout);
    return 0;
}