Cod sursa(job #624273)

Utilizator Adrian1997Radulescu Adrian Adrian1997 Data 22 octombrie 2011 09:53:54
Problema Secventa Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.55 kb
#include <stdio.h>
FILE *f=fopen("secventa.in","r");
FILE *g=fopen("secventa.out","w");
int n,k,v[500001],deq[500001],maxb,pi,pf;

int main(void){
	register int i,j;
	
	fscanf(f,"%d %d",&n,&k);
	deq[1]=1;
	fscanf(f,"%d",&v[1]);
	long long sum=0;
	int p=1,u=1;
	for(i=2;i<=n;i++){
		fscanf(f,"%d",&v[i]);
		while(p<=u && v[deq[u]]>=v[i])
			u--;
		deq[++u]=i;
		if(i-deq[p]==k)
			p++;
		if(i>=k){
			if(v[deq[p]]>maxb){
				maxb=v[deq[p]];
				pi=deq[p];
				pf=deq[u];
			}
		}
			
	}
	fprintf(g,"%d %d %d",maxb,pi,pf);
	return 0;
}