public static void main(String[] args) {
		int[] array1= {4,2,3,1,2,1};
		int[] array2 = {2,3,1};
		
		 System.out.print(contain(array1, array2));
		
	}
	
	public static boolean contain(int[] array1, int[] array2) {
		int counter =0;
		for(int i=0; i<(array1.length-array2.length); i++) 
		{
			counter =0;
			for(int j=0; j<array2.length; j++) 
			{
				if(array1[i+j] == array2[j]) 
					counter ++;
				else
					break;
				}
			if(counter == array2.length)
				return true;
		}
		return false;
	}
}

//OUTPUT:
true.