Cod sursa(job #1261574)

Utilizator patrutoiuandreipatrutoiu andrei patrutoiuandrei Data 12 noiembrie 2014 15:55:51
Problema Secventa Scor 70
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.69 kb
#include <fstream>
using namespace std;
ifstream fin("secventa.in");
ofstream fout("secventa.out");
int v[500010],d[500010],st,dr,n,p,u,i,k,Max=-30000;
long long s;
int main(){
    fin>>n>>k;
    for(i=1;i<=n;i++)
    {
     fin>>v[i];
    }
    p=1;
    u=0;
    for(i=1;i<=n;i++)
    {
        while(p<=u&&v[i]<=v[d[u]])
        {
            u--;
        }
        d[++u]=i;
        if(d[p]==i-k)
        {
            p++;
        }
        if(i>=k)
        {
            if(Max<v[d[p]])
            {
                st=i-k+1;
                dr=i;
                Max=v[d[p]];
            }
        }
    }
    fout<<st<<' '<<dr<<' '<<Max;





    return 0;
}