#include<bits/stdc++.h>
using namespace std;
const int N=2e5+10,INF=1e9;
int n,m;
int a[N],b[N];
int main(){
cin>>n>>m;
for(int i=1;i<=n;i++) cin>>a[i];
for(int i=1;i<=m;i++) cin>>b[i];
int l=1,r=1;
int cnt=0;
while(l<=n&&r<=m){
if(a[l]==b[r]){
cnt++;
l++,r++;
}else{
r++;
}
}
if(cnt==n) cout<<"Yes";
else cout<<"No";
}