Hot streak pattern finder - http://stackoverflow.com/questions/22107092/how-to-detect-a-hot-streak-in-a-pattern-of-numbers

Hot streak

void Main()
{
	for(int i = 0; i < 5; i++){
		var list = GetList();
		DisplayList(list);
		GetHotStreaks(list);
	}
}

private static Random rand = new Random();

private List<int> GetList(){
	var list = new List<int>();
	
	for(int i = 0; i < 50; i++){
		list.Add(rand.Next(1, 40));
	}
	return list;
}

private void DisplayList(List<int> list){
	for(int i = 0; i < list.Count; i++){
		Console.Write(list[i] + " ");
	}
	Console.WriteLine();
}

private void GetHotStreaks(List<int> list){
	double treshold = 0.95;
	bool found = false;
	
	while(treshold > 0.0){
		for(int i = 0; i < list.Count - 2; i++){
			if(AreWithinRange(list[i], list[i + 1], list[i + 2], treshold)){
				Console.WriteLine (string.Format("Possible hot streak (treshold {0}): {1} - {2} - {3}", treshold, list[i], list[i + 1], list[i + 2]));
				found = true;
			}
		}
		
		if(found){
			Console.WriteLine ();
			return;
		}
		
		treshold -= 0.05;
	}	
}

private bool AreWithinRange(int val1, int val2, int val3, double treshold){
	return AreWithinRange(val1, val2, treshold) && AreWithinRange(val2, val3, treshold);
}

// http://www.oracle.com/webfolder/technetwork/data-quality/edqhelp/Content/processor_library/matching/comparisons/percent_difference.htm
private bool AreWithinRange(int val1, int val2, double treshold){
	double max = Math.Max(val1, val2);
	double min = Math.Min(val1, val2);
	double pd = (max - min) / min;
	
	//Console.WriteLine ("Values: val1: {0}\t val2: {1}\t PD: {2}\t T: {3}", val1, val2, pd, treshold);
	return pd <= 1 - treshold;
}