include [HTML_REMOVED]
include [HTML_REMOVED]
using namespace std;
int main()
{
string s;
string a,b;
getline(cin,s);
cin >> a >> b;
s=" "+ s + " ";
a=" "+ a + " ";
b=" " + b + " ";
while(s.find(a)!=-1)
{
s.replace(s.find(a),a.size(),b);
}
s.erase(s.begin());
s.erase(s.end()-1);
cout <<s;
return 0;
}