#include <iostream>
using namespace std;

int* removeNeg(int* a, int n, int& newN) {
    int* b = new int[n];
    int k = 0;
    for (int i = 0; i < n; i++)
        if (a[i] >= 0) b[k++] = a[i];
    newN = k;
    int* c = new int[k];
    for (int i = 0; i < k; i++) c[i] = b[i];
    delete[] b;
    return c;
}

int main() {
    srand(time(0));
    int n = 10;
    int* a = new int[n];
    for (int i = 0; i < n; i++) {
        a[i] = rand() % 21 - 10;
        cout << a[i] << " ";
    }
    cout << endl;
    int newN;
    int* b = removeNeg(a, n, newN);
    cout << "New array: ";
    for (int i = 0; i < newN; i++)
        cout << b[i] << " ";
    cout << endl;
    delete[] a;
    delete[] b;
    return 0;
}