#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <string>
using namespace std;


int main() {
    setlocale(LC_ALL, "ru");
    string text = "abracadabra";
    string str = "ab";
    int last = text.find(str);
    int longevity = str.size() + 1;
    while (last != string::npos) {
        text.insert(last, "(");
        text.insert(last + longevity, ")");
        last = text.find(str, last + longevity);
    }
    cout << text << endl;
}