#include <iostream>
#include <memory>
using namespace std;

class A {
public:
    int data;

    A(int d) : data(d) {
        throw runtime_error("err");
    }

    ~A() {
        cout << "A" << endl;
        //delete data;
    }
};

class B {
public:
    int* data2;
    A* a;

    B(int* s) try : data2(nullptr), a(nullptr) {
        data2 = s;
        a = new A(2);
    }
    catch (exception e) {
        //delete data2;
        delete a;
    }
};


int main() {
    try {
        int arr[] = {1, 2, 3};
        B b(arr);
    }
    catch (exception e) {
        cout << "EXCEPTION SUCK";
    }
}