Cod sursa(job #712884)

Utilizator BarracudaFMI-Alex Dobrin Barracuda Data 13 martie 2012 21:22:00
Problema Secventa Scor 90
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.7 kb
#include<fstream>
#include<deque>
#define dim 500002

using namespace std;

ifstream f("secventa.in");
ofstream g("secventa.out");

int n,k,i,v[dim],baza,fin,st;
deque<int>q;

int main (){
	f>>n>>k;
	
	
	for(i=1;i<=n;i++)
		f>>v[i];
	q.push_back(i);
	for(i=2;i<k;++i){
		
		while(!q.empty() && v[i]<=v[q.back()])
			q.pop_back();
		q.push_back(i);
	}
	
	baza=-dim;
	for(i=1;i<=n;++i){
		
		
		
		while(!q.empty() && v[i]<=v[q.back()])
			q.pop_back();
		
		q.push_back(i);
		
		while(q.front()==i-k)
			q.pop_front(); 
		
		if(i >= k) {
			st=v[q.front()]; 
			if(st>baza) {
			baza=st; 
			fin=i; 
			}
		}
	}
	
	g<<fin-k+1<<" "<<fin<<" "<<baza<<"\n";
	
	return 0;
}