#include <bits/stdc++.h>
using namespace std;
#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
int dx[] = {1, -1, 0, 0};
int dy[] = {0, 0, 1, -1};
#define pb push_back
#define int long long
#define no "NO\n"
#define yes "YES\n"
#define ew "\n"
#define all(x) x.begin(), x.end()
#define F first
#define S second
#define float long double
#define len(x) (int)x.size()
#define macvin \
ios_base::sync_with_stdio(0); \
cin.tie(0); \
cout.tie(0);
using pii = pair<int, int>;
using ld = long double;
const int N = 2e6 + 7;
const int mod = 1e9 + 7;
const int inf = 1e18 + 7;
const int hh = 1e2 + 70;
const int MAX = 200007;
const int maxn = 1e6 + 7;
int n, q;
int used[N];
int t[N * 4];
bool canPaySalaries(const vector<int> &salaries, const vector<int> &bills)
{
int maxSalary = *max_element(salaries.begin(), salaries.end());
vector<bool> dp(maxSalary + 1, false);
dp[0] = true;
for (int bill : bills)
{
for (int j = maxSalary; j >= bill; --j)
{
dp[j] = dp[j] || dp[j - bill];
}
}
for (int salary : salaries)
{
if (salary > maxSalary || !dp[salary])
{
return false;
}
}
return true;
}
bool ARMANABIKRASH(vector<int> a, vector<int> b)
{
int mx = *max_element(all(b));
vector<bool> dp(mx + 1, 0);
dp[0] = 1;
for (int to : a)
{
for (int j = mx; j >= to; j--)
{
dp[j] = dp[j] || dp[j - to];
}
}
for (int to : b)
{
if (to > mx || !dp[to])
{
return 0;
}
}
return 1;
}
void iamgoingto10of10()
{
cin >> n >> q;
vector<int> a(n), b(q);
for (int i = 0; i < n; i++)
{
cin >> a[i];
}
for (int i = 0; i < q; i++)
{
cin >> b[i];
}
if (ARMANABIKRASH(b, a))
{
cout << yes;
}
else
{
cout << no;
}
}
signed main()
{
macvin int T = 1;
// cin >> T;
while (T--)
{
iamgoingto10of10();
}
}
/*
⣿⣿⣿⣿⣿⣿⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⣤⠤⠤⠀⠒⠶⣀⠀⠀⠀⠈⣿⣿⣿⡿⠁
⣿⣿⣿⣿⣿⡗⠈⠀⠀⠀⣠⢀⣀⠀⣀⠀⢀⡀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠶⠚⣛⣉⠠⠀⣄⣀⠀⠀⠀⠀⠀⠀⠀⢿⣿⡿⠁⠀
⠃⠀⠀
⠀⣿⣼⡟⣿⣿⠀⢀⠢⠁⠀⣰⣜⣿⢿⣿⠿⢿⠟⢕⠢⠀⠃⠀⠀⠀⠀⠀⠀⠀⠐⠁⠈⠒⠒⠁⠀⠈⠅⠀⠀⠀⠀⠀⠀⡘⠟⢀⠀⠀
⠲⣿⢧⡃⣽⣿⠂⠀⠀⠀⠀⠉⠟⠉⠠⠈⠁⠀⠀⠀⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠺⠀⠀⠀⠀
⠀⡹⠸⣇⢸⣿⡅⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡄⠆⠀⠀⠀
⢠⡇⠀⣿⡘⢿⣧⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡇⠀⠀⠀⠀
⣼⣯⡈⠈⢯⠎⠻⡜⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀
⣿⣷⣿⣆⢘⣆⠀⣷⢁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣷⠮⠁⠀⠀
⣿⣿⣿⣿⣶⣌⠦⣜⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡄⠀⣀⡄⠀⠀⠀⣰⣤⡠⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⢋⠄⠀⢀⢠
⣿⣿⣿⣿⣿⣿⣷⣎⣗⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⢛⠙⠛⡈⠀⠜⠈⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡂⢠⡴⣏⢧
⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣷⢿⡱⣏⠖
⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠠⢤⣤⣤⣤⣄⣀⣠⣀⣠⠶⠴⠦⠤⠒⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡿⣏⠷⠈⠌
⠀⠌⠙⠻⣿⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢺⠟⠀⠀⠀⠀
⠀⠀⠀⠀⢉⠻⣿⣿⣿⣿⣧⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⠀⡈⠇⠀⠀⠀⠀
⠀⠀⠀⠀⠈⠉⠙⠻⢿⣿⣿⣷⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠔⠇⢠⠃⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⣿⣿⣿⣦⡀⢀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⠊⠁⠀⢠⠎⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⣿⣿⣿⢹⣿⣞⡄⡀⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⠎⠀⠀⣀⠔⠁⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⣿⣿⣿⣿⣈⢻⣿⣧⣗⣤⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⢖⡡⠔⣠⡰⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⣼⣿⡏⠈⣿⡿⠁⠀⠀⠽⢿⣿⣾⣽⡷⣦⢤⡀⡄⣀⠀⡀⡀⠄⠔⣒⢱⣜⣮⡴⠚⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⣾⣿⣿⡇⠀⢿⠁⠀⠀⠀⠀⠈⠙⣿⣿⣿⣿⣯⣷⡬⣫⡀⡱⣀⣖⣼⣾⣿⠟⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠻⡟⠙⡷⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠙⠿⣿⣿⣿⣿⣷⣿⣿⣿⣿⠿⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⡇⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⣻⣟⢿⣿⠟⣋⡀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠹⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⡾⢛⣽⣴⢴⣟⢙⣿⣦⡙⠑⠓⠙⠃⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
*/
