Cod sursa(job #71934)

Utilizator M@2Te4iMatei Misarca M@2Te4i Data 12 iulie 2007 11:22:08
Problema Secventa Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.06 kb
#include<stdio.h>
#define v 500002

int a[v],w[v],b[v];
long k,n,q,e,max=-50000,inc,sf,li,lf,l;

void rezolvare(long i)
{
    q++; 
    w[q]=a[i];
    b[q]=i;
    if (b[q]-b[e]+1>k)
       ++e;
    while (w[q]<w[q-1] && q-1>=e)
	  {
	  w[q-1]=w[q];
	  b[q-1]=b[q];
	  --q;
	  }
    while (a[li-1]>=a[e])
          {
          li--;
          l++;
          }
    l=b[q]-b[e]+1;//i-b[e]+1;
    li=b[e];
    lf=b[q];
    if (w[e]>max && lf-li+1>=k)
       {
       max=w[e];
       inc=li+1;
       sf=lf+1;
       }
/*       else if (w[e]==max && lf-li+1>=k && li+1<inc)
	       {
	       max=w[e];
	       inc=li+1;
	       sf=lf+1;
	       }*/
}

void citire()
{
freopen("secventa.in","r",stdin);
scanf("%ld%ld", &n, &k);
q=-1;
e=0;
for (long i=0; i<n; i++)
    {
    scanf("%d", &a[i]);
    rezolvare(i);
    }
fclose(stdin);
}

void scrie()
{
freopen("secventa.out","w",stdout);
printf("%ld %ld %ld\n",inc,sf,max);
fclose(stdout);     
}     

int main()
{
citire();    
//rezolvare();
scrie();
return 0;
}