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 Kotlin (1.0.0) (judge verdict: Accepted)

import java.lang.Math
import kotlin.comparisons.*

val MOD: Int = 1000000000 + 7
val MODL: Long = MOD.toLong()

fun main(args: Array<String>)
{
    val n = read().toInt()
    val d = read().split().toInt()
    val m = read().toInt()
    val t = read().split().toInt()

    val dm = mutableMapOf<Int, Int>()
    for (i in 0 until n) {
        if (d[i] in dm)
            dm.put(d[i], dm[d[i]]!! + 1)
        else dm.put(d[i], 1)
    }
    val tm = mutableMapOf<Int, Int>()
    for (i in 0 until m) {
        if (t[i] in tm) tm.put(t[i], tm[t[i]]!! + 1)
        else tm.put(t[i], 1)
    }

    var ans = true
    for (diff in tm.keys) {
        if (dm.containsKey(diff)) {
            if (dm[diff]!! >= tm[diff]!!) continue
            else {
                ans = false
                break
            }
        } else {
            ans = false
            break
        }
    }

    println(if (ans) "YES" else "NO")
}

fun read(): String = readLine()!!
fun CharSequence.split(): List<String> = this.split(" ")
fun Iterable<String>.toInt(): List<Int> = this.map{it.toInt()}
fun Iterable<String>.toLong(): List<Long> = this.map{it.toLong()}