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++14 (GCC 5.4.1) (judge verdict: Accepted)

#include <cstdio>
#include <iostream>
#include <cstring>
#include <cmath>
#include <vector>
#include <string>
#include <algorithm>
#include <queue>
#include <map>
#include <cstring>
#include <unordered_map>
using namespace std;
typedef long long ll;
const int maxn = 100005;


int main() {
#ifdef suiyuan2009
  freopen("in.cpp","r",stdin);
#endif
   int n;
   cin>>n;
   unordered_map<int,int>a;
   for(int i=0;i<n;i++){
     int x;
     cin>>x;
     a[x]++;
   }
   int m;
   cin>>m;
   unordered_map<int,int>b;
   for(int i=0;i<m;i++){
     int x;
     cin>>x;
     b[x]++;
   }
   bool fail=false;
   for(auto pr:b){
     if(a.find(pr.first)==a.end()||a[pr.first]<pr.second){fail=true;break;}
   }
   if(fail)cout<<"NO"<<endl;
   else cout<<"YES"<<endl;
   return 0;
}