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 (GCC 5.4.1) (judge verdict: Accepted)

#include <stdio.h>
#include <stdlib.h>
int cmpint(const void *x, const void *y) {
	return *(int *)x - *(int *)y;
}
int main() {
	int n, m, d[200000], t[200000];
	scanf("%d", &n);
	for (int i = 0; i < n; i++) {
		scanf("%d", &d[i]);
	}
	scanf("%d", &m);
	for (int i = 0; i < m; i++) {
		scanf("%d", &t[i]);
	}
	qsort(d, n, sizeof(int), cmpint);
	qsort(t, m, sizeof(int), cmpint);
	int j = 0;
	for (int i = 0; i < n; i++) {
		if (d[i] == t[j]) {
			j++;
		}
		if (j == m) {
			break;
		}
	}
	if (j == m) {
		printf("YES\n");
	} else {
		printf("NO\n");
	}
	return 0;
}