ripduckduck

#include <iostream>
#include <vector>
#include <string>
using namespace std;
string star(int n)
{
    string answer;
    while(--n)
        answer+='*';
    answer+=' ';
    return answer;
}
int main()
{
    vector <string> k;
    string sentence;
    int quantity;
    cin >> quantity;

    for (int i = 0; i < quantity; ++i)
    {
        string word;
        cin >> word;
        word+=' ';
        k.push_back(word);
    }
    cin.ignore();
    getline(cin, sentence);
    sentence+=' ';
    for (int i = 0; i < k.size(); ++i)
    {
             string astgh=star(k[i].length());
             while(sentence.find(k[i])!=string::npos)
                    sentence.replace(sentence.find(k[i]),k[i].length(),astgh);
    }
    cout << sentence;
    return 0;
}