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 C# (Mono 4.6.2.0) (judge verdict: Accepted)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AtCorder
{
	public class Program
	{
		static void Main(string[] args)
		{
			int n = int.Parse(Console.ReadLine());
			int[] tempD = Console.ReadLine().Split(' ').Select(int.Parse).ToArray();
			Dictionary<int, int> d = new Dictionary<int, int>();
			for (int i = 0; i < n; i++) {
				if (d.ContainsKey(tempD[i]) == false) {
					d[tempD[i]] = 1;
				} else {
					d[tempD[i]] += 1;
				}
			}

			int m = int.Parse(Console.ReadLine());
			if (n < m) {
				Console.WriteLine("NO");
				return;
			}

			int[] t = Console.ReadLine().Split(' ').Select(int.Parse).ToArray();

			for (int i = 0; i < m; i++) {
				if (d.ContainsKey(t[i]) == false) {
					Console.WriteLine("NO");
					return;
				} else if (d[t[i]] == 0) {
					Console.WriteLine("NO");
					return;
				} else {
					d[t[i]] -= 1;
				}
			}

			Console.WriteLine("YES");
		}
	}

	
}