#include <iostream>
using namespace std;


int main() {
	int a[1];
	// your code goes here
	cout<<"Array concept is so funny in C++"<<endl;
	for (int i=10; i<20;i++)
	 a[i]=i+1;
	 a[23]=2;
	 cout<<a[23]<<"\n";
	 for (int i=10; i<20;i++)
	  cout<<a[i]<<endl;
	return 0;
}