rendered paste bodypublic class NumbersList { private static int array[]=new int[0]; public static void append(int val){ int buffer[]; buffer = new int[array.length +1]; buffer[buffer.length-1]= val; array=buffer; } public static int count(){ return array.length; } public static void print(){ for(int n=0;n<=array.length-1;n++) System.out.print(array[n]); } public static void insert(int val,int pos){ } public static void main(String[] args){ append(10); System.out.println(array.length); print(); }}