Problem:
Score : 200 points

Problem Statement

Rng is preparing a problem set for a qualification round of CODEFESTIVAL.

He has N candidates of problems. The difficulty of the i-th candidate is D_i.

There must be M problems in the problem set, and the difficulty of the i-th problem must be T_i. Here, one candidate of a problem cannot be used as multiple problems.

Determine whether Rng can complete the problem set without creating new candidates of problems.

Constraints

1 \leq N \leq 200,000

1 \leq D_i \leq 10^9

1 \leq M \leq 200,000

1 \leq T_i \leq 10^9

All numbers in the input are integers.

Partial Score

100 points will be awarded for passing the test set satisfying N \leq 100 and M \leq 100.

Input

Input is given from Standard Input in the following format:

N
D_1 D_2 ... D_N
M
T_1 T_2 ... T_M

Output

Print YES if Rng can complete the problem set without creating new candidates of problems; print NO if he cannot.

Sample Input 1

5
3 1 4 1 5
3
5 4 3

Sample Output 1

YES

Sample Input 2

7
100 200 500 700 1200 1600 2000
6
100 200 500 700 1600 1600

Sample Output 2

NO

Not enough 1600s.

Sample Input 3

1
800
5
100 100 100 100 100

Sample Output 3

NO

Sample Input 4

15
1 2 2 3 3 3 4 4 4 4 5 5 5 5 5
9
5 4 3 2 1 2 3 4 5

Sample Output 4

YES

Solution in Java8 (OpenJDK 1.8.0) (judge verdict: Accepted)

import java.util.HashMap;
import java.util.Scanner;


public class Main 
{
	public static void main(String[] args) 
	{
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		HashMap<Integer,Integer> map = new HashMap<Integer,Integer>();
		
		for(int i=0;i<N;i++)
		{
			int tmp=sc.nextInt();
			if(map.containsKey(tmp))
			{
				map.put(tmp, map.get(tmp)+1);
			}
			else
			{
				map.put(tmp, 1);
			}

		}
				
		int M = sc.nextInt();
		int ti[]=new int[M];
		for(int i=0;i<M;i++)
		{
			ti[i]=sc.nextInt();
		}
		sc.close();
		
		/*判定*/
		boolean flg=true;
		for(int i=0;i<M;i++)
		{
			if(map.containsKey(ti[i]))
			{
				if(map.get(ti[i])>0)
				{
					map.put(ti[i], map.get(ti[i])-1);
				}
				else
				{
					flg=false;
					break;
				}
			}
			else
			{
				flg=false;
				break;
			}
		}
		
		String ans = flg? "YES":"NO"; 
		System.out.println(ans);

		
	}
	
	class D_i
	{
		int count =0;
	}


}