////////////////////////////////////////
//
//
////////////////////////////////////////

//#define debug //*******************************************************************************************************************************************
#ifdef debug
#include <chrono>
#endif

#include <iostream>
#include <algorithm> // next_permutation
#include <iomanip>
#include <cmath>
#include <vector>
#include <sstream>
#include <string>
#include <cstring> //memcpy
#include <cstdio>
#include <stack>
#include <queue>
#include <list>
#include <numeric> //accumulate
//#include <unordered_map> //hash func.
#include <fstream> //ifstream, ofstream

//#define NDEBUG //If NDEBUG is defined before #include <cassert>, assert will be ignored. You had better define NDEBUG when u submit the code.
#include <cassert> //assert

using namespace std;


#define dout cout
//If u wanna output to a text file instead of standard output, plz define OUTPUTFILE.
//#define OUTPUTFILE "output.txt" //*******************************************************************************************************************************************
#ifdef OUTPUTFILE
#define dout outputfile //というのはTLE問題でどうせdoutを全部コメントアウトしなくちゃいけなくなるので上記方式は却下して、代わりに出力先を標準出力からファイルに切り替えできるようにする
ofstream outputfile(OUTPUTFILE);
#define OutputFilePath "/Users/Nag/Documents/Prgm/Test/DerivedData/Test/Build/Products/Debug/output.txt"
#endif


#define din cin
//If u wanna input from a text file instead of standard input, plz define INPUTFROMTEXTFILEを.
//#define INPUTFILE "input.txt" //*******************************************************************************************************************************************
#ifdef INPUTFILE
#define din inputfile
ifstream inputfile(INPUTFILE);
#endif

#define scan(A) scanf("%d", &(A))
#define disp(A) dout << #A << " = " << setw(3) << (A) << endl
#define disP(A) dout << setw(3) << (A) << " "
#define rep(i,a,n) for(int (i)=(a); (i)<(n); (i)++)
#define dispAll(A,n) dout << #A << " = "; rep(j, 0, (n)) {disP(A[j]);} dout << endl
//#define dispAll(A,n) cout << #A << " = "; rep(j, 0, (n)) {cout << setw(3) << A[j] << " ";} cout << endl

#define p(i) (i)/2
#define l(i) (i)*2
#define r(i) (i)*2+1

typedef pair<int,int> pii;
typedef vector<int> vi;
typedef long long ll;

const int INF = 2e9+10;
const ll INF_LL = 1e18; //Be careful for overflow.
const int NONE = -1;

#define N_MAX 200010 //num of vertex or element
#define M_MAX 10000 //num of edge

int N, M;
vi D, T;

int main() {
    
    //cin, coutの高速化
    cin.tie(0); //cinとcoutの同期を切る
    ios::sync_with_stdio(false); //iostreamとstdioの同期を切る
    
    //read input data
    scan(N);
    int d;
    rep(i,0,N) {scan(d); D.push_back(d); }
    
    scan(M);
    int t;
    rep(i,0,M) {scan(t); T.push_back(t); }
    
    
    
    
    
//------------------------------------------------------------------------------------------
#ifdef debug
    //start timer
    auto startTime = chrono::system_clock::now();
#endif
//------------------------------------------------------------------------------------------
    
    if(N<M) {
        printf("NO\n");
        return 0;
    }
    
    sort(D.begin(), D.end());
//    sort(T.begin(), T.end());
    
  
#ifdef debug
    dispAll(D, N);
    dispAll(T, M);
#endif
    
    int key, l, r, m;
    rep(i,0,M) {
        key = T[i];
        
        //Binary Search
        l = 0;
        r = D.size() - 1;
        while(l<=r) {
            m = (l+r)/2;
            
            if( key == D[m] ) {
                
#ifdef debug
                disp(key);
                disp(D[m]);
                disp(m);
#endif
                
                D.erase(D.begin()+m);
                
#ifdef debug
                dispAll(D, D.size());
#endif
                break;
            }
            else if( key < D[m] ) r = m - 1;
            else l = m + 1;
            
        }
        
        if(r<l) { //Not Found
            printf("NO\n");
            return 0;
        }
    }
    
    printf("YES\n");
    
    
    


    
//------------------------------------------------------------------------------------------
#ifdef debug
    //stop timer
    auto endTime = chrono::system_clock::now();
    auto dur = endTime - startTime;
    auto msec = chrono::duration_cast<chrono::milliseconds>(dur).count();
    dout << fixed << setprecision(4) << (double)msec/1000 << " sec \n";
#endif
//------------------------------------------------------------------------------------------

#ifdef INPUTFILE
    inputfile.close();
#endif
    
#ifdef OUTPUTFILE
    outputfile.close();
    cout << "\"" << OutputFilePath << "\"" << endl;
#endif
    
    return 0;
}

Measured memory_bytes: 2548