#include <iostream>
#include <cstdlib>
#include <ctime>

using namespace std;

void print_1D(int *a, int n); //prototyping

int *fill_1D(int *a, int n) {
	a=new int[n];
	for(int i=0;i<n;i++){
		a[i]=rand()%10;
	}
	print_1D(a,n);
	return a;
}

void print_1D(int *a, int n) {
	for(int i=0; i<n; i++) {
		cout<<a[i]<<endl;
	}
	cout<<endl;
}

int main(void) {
	int n;
	cout<<"give n: ";
	cin>>n;
	int *a=nullptr; //=new int [n];
	srand(time(0));
	a=fill_1D(a,n);
	cout<<"\n-----------------Main:---------------------"<<endl;
	print_1D(a,n);
}