include<bits/stdc++.h>

using namespace std; int main(){ int m, n; cin >> m >> n; string a, b; string c; cin >> a; cin >> b; c = b; reverse(c.begin(), c.end());

for (auto& ch:c){
    if(ch=='A'){
        ch = 'T';
    } else if(ch=='C'){
        ch = 'G';
    } else if(ch=='G'){
        ch = 'C';
    } else if(ch=='U'){
        ch = 'A';
    }

}
if(a.find(c)==string::npos){
    cout << "NO" << endl;
} else{
    cout << "YES" << endl;
}
return 0;

}