#include <string>
#include <vector>
#include <iostream>
#include <algorithm>
typedef long long ll;
using namespace std;
const int N = int(1e5 + 1);
const int Mod = 998244353;
int a[N], s[N];
int main() {
int n, m;
cin >> n >> m;
for (int i = 0; i < n; i++) cin >> a[i];
for (int i = 0; i < m; i++) cin >> s[i];
for (int i = 0, j = 0; i < m && j < n; i++) {
if (s[i] == a[j]) j++;
if (j == n) {
cout << "Yes";
return 0;
}
}
cout << "No";
return 0;
}