Cod sursa(job #1733588)

Utilizator GabiTulbaGabi Tulba-Lecu GabiTulba Data 24 iulie 2016 23:56:51
Problema Secventa Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.6 kb
#include <cstdio>
#include <algorithm>
#include <deque>
#define MaxN 500001
using namespace std;

int N,K,v[MaxN],Max=-30001,Start,End;
deque <int> Q;
int main()
{
    freopen("secventa.in","r",stdin);
    freopen("secventa.out","w",stdout);
	scanf("%d%d",&N,&K);
	for(int i=1;i<=N;i++)
		scanf("%d",&v[i]);
	for(int i=1;i<=N;i++)
	{
		while(!Q.empty()&&v[Q.back()]>v[i])
			Q.pop_back();
		Q.push_back(i);
		if(Q.front()<=i-K)
			Q.pop_front();
		if(Max<v[Q.front()])
		{
			Max=v[Q.front()];
			Start=Q.front();
			End=i;
		}
	}
	printf("%d %d %d",Start,End,Max);
	return 0;
}