#include <iostream>
using namespace std;

void addBlock(int*& a, int& n, const int* b, int m) {
    int* temp = new int[n + m];

    for (int i = 0; i < n; i++) {
        temp[i] = a[i];
    }

    for (int i = 0; i < m; i++) {
        temp[n + i] = b[i];
    }

    delete[] a;

    a = temp;

    n = n + m;
}

int main() {
    srand(time(0));

    int n = 7, m = 4;
    int* a = new int[n];
    int* b = new int[m];

    cout << "A: ";
    for (int i = 0; i < n; i++) {
        a[i] = rand() % 30;
        cout << a[i] << (i < n - 1 ? " " : "");
    }

    cout << endl << "B: ";
    for (int i = 0; i < m; i++) {
        b[i] = rand() % 30;
        cout << b[i] << (i < m - 1 ? " " : "");
    }

    addBlock(a, n, b, m);

    cout << endl << "Result: ";
    for (int i = 0; i < n; i++) {
        cout << a[i] << (i < n - 1 ? " " : "");
    }
    cout << endl;

    delete[] a;
    delete[] b;
    return 0;
}