1

#include<iostream>

using namespace std;

int main()
{
    setlocale(0, "");
    int n = 0, a = 0, d = 0;
    cout << "Введіть розмір масиву: ";
    cin >> n;
    int* arr = new int[n];

    cout << "\na = ";
    cin >> a;
    arr[0] = a;
    cout << "\nd = ";
    cin >> d;
    for (int i = 1; i < n; i++) {
        arr[i] = arr[i - 1] * d;
    }
    for (int i = 0; i < n; i++) {
        cout << arr[i] << "\t";
    }

    return 0;
}