Question

create an array and fill it in with even numbers. use c++

Answer 1

#include <iostream>

using namespace std;

int main() {
    int size;
    cout << "Enter size of array: ";
    cin >> size;
    int *arr = new int[size];
    for (int i = 0; i < size; ++i) {
        arr[i] = 2*(i+1);
    }
    cout << "Generated even array is: ";
    for (int i = 0; i < size; ++i) {
        cout << arr[i] << " ";
    }
    cout << endl;
    delete[] arr;
    return 0;
}