getting run time error..please help...i am getting correct output wen i do it on my computer...problem code is DOWNLOAD in easy section

import java.io.;
import java.util.
;

class alienchef {

/**
 * @param args
 * @throws IOException 
 * @throws NumberFormatException 
 */
public static void main(String[] args) throws NumberFormatException, IOException,IndexOutOfBoundsException {
	// TODO Auto-generated method stub
	
	int count = 0;
	List<Long> recipe = new ArrayList<Long>();
	List<Double> alien = new ArrayList<Double>();
	List<Long> no_in_group = new ArrayList<Long>();
	BufferedReader abc = new BufferedReader(new InputStreamReader(System.in));
    Long No_recipies = new Long(abc.readLine());
	Scanner abc1 = new Scanner(System.in);
	for(long i=0;i<No_recipies*2;i++){
		recipe.add(new Long(abc1.next()));
	}
	Integer No_groups = new Integer(abc.readLine());
	Scanner abc2 = new Scanner(System.in);
	for(long i=0;i<No_groups;i++){
		no_in_group.add(new Long(abc2.next()));
		int listcount = no_in_group.size();
		long no_of_alien = no_in_group.get(listcount-1);
		for (long j=1;j<=no_of_alien;j++)
		{
			alien.add(new Double(abc2.next()));
		}
		
	}
	
	long start=0,end=0;
	int n,m=0;
	end = start+no_in_group.get(m)-1;
			
		 while(start <=end && m<No_groups)
		{	
			List<Long> result = new ArrayList<Long>();
			for(int g=0;g<No_recipies;g++)
			{
				result.add(new Long(0));
			}
			 count=0;
			int w = (int)start;
			while(w<=end)
			{
				for(int j=0;j<recipe.size();j=j+2){
					
						if(alien.get(w)>=recipe.get(j) && alien.get(w)<=recipe.get(j+1))
						{	
							int z = j/2;
							if(result.get(z)!=1)
							{
							count++;
							result.set(z,new Long(1));
							}
						}
						
				}
				w++;
			}
			start+=no_in_group.get(m);
			if(m+1<No_groups)
				{
					end+=no_in_group.get(m+1);
				}	
			m++;
			System.out.print(count+"\n");
		}
		 
	
}

}

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