Cod sursa(job #431889)

Utilizator Cristy94Buleandra Cristian Cristy94 Data 1 aprilie 2010 16:00:49
Problema Secventa Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.45 kb
#include<fstream.h>
ifstream f("secventa.in");
ofstream g("secventa.out");
int n,k,i,a[500001],minim,d[500001],u,p,pf;
int main(){
f>>n>>k;
minim=-30001;
p=u=1;
d[p]=1;
f>>a[1];
for(i=2;i<=n;i++)
{ f>>a[i];
  while(i-d[p]>=k&&p<=u)
	   p++;
   
  
	  
  while(a[i]<=a [d[u]]&&p<=u)
	   u--;
 u++;
 d[u]=i;
	if(i>=k)
	  if(minim<a[d[p]]){
		   minim=a[d[p]];
		   pf=i;
	  }  
	  
  
	  
}
g<<pf-k+1<<" "<<pf<<" "<<minim;	
return 0;
}