public static void exec(String path, double frequency){
    	LinkedList<String> l = findIcebergs(Paths.get(path), frequency);
    	System.out.println("----------------------------------------------------------------");
    	System.out.println(System.lineSeparator() + "Approximating the number of " + frequency + "-icebergs for file:");
    	System.out.println("	" + path);
    	System.out.println("Results :");
    	for(String s: l)
    		System.out.println("	" + s);
    	System.out.println("----------------------------------------------------------------");
    }