#include <iostream>

using namespace std;

void init(int arr[], const int size) {
    for (int i = 0; i < size; i++) {
        arr[i] = rand() % 100;
    }
}

void print(int arr[], const int size) {
    for (int i = 0; i < size; i++) {
        cout << arr[i] << " ";
    }
    cout << endl;
}

void reverse(int arr[], const int size) {
    for (int i = 0; i < size / 2; i++) {
        int temp = arr[i];
        arr[i] = arr[size - 1 - i];
        arr[size - 1 - i] = temp;
    }
}

int main() {

    setlocale(LC_ALL, "ru");

    srand(time(NULL));

    const int size = 9;

    int arr[size];

    init(arr, size);

    print(arr, size);

    reverse(arr, size);

    print(arr, size);
}