Functions.java

Functions.java

import java.util.ArrayList;


public class Functions {
	
	/**
	 * Display invalid numbers in a given array that are not the multiples of the key parameter.
	 * @param key Enter a number whose multiple you want to find 
	 * @param array Enter the array which you want to check for invalid numbers
	 * @return 
	 * @return array Returns an array of invalid characters
	 */
	public ArrayList<Integer> Multiplesofanumber(int key, int[] array)
	{
		//create a dynamic array
        ArrayList<Integer> result;
        result = new ArrayList<Integer>();
   
		for(int i=0; i < array.length; i++)
		{
			if(array[i]%key !=0)
			{
				result.add(array[i]);
			}
		}
		return result;	
	}
}