include

using namespace std;

string strings_xor(string s, string t) {

string res = "";
for(int i = 0; i < s.length(); i++) {
    if(s[i] == t[i])
        res.push_back('0');
    else
        res.push_back('1');
}
return res;

}

int main() { string s, t; cin >> s >> t; cout << strings_xor(s, t) << endl; return 0; } ** still the compiler is saying "Wrong Answer"

the