T3

#include<bits/stdc++.h>
using namespace std;
int main(){
    string a,b,s,c;
    getline(cin,a);
    getline(cin,b);
    for(int i=0;i<a.size();i++){
        if(a[i]>='A' and a[i]<='Z')a[i]+=32;
        if(a[i]!=' ') s+=a[i];
    }for(int i=0;i<b.size();i++){
        if(b[i]>='A' and b[i]<='Z')b[i]+=32,c+=b[i];
        else if(b[i]!=' ') c+=b[i];
    }cout<<(s==c?"YES":"NO");
    return 0;
}