Composite numbers k with no single digit factors whose factors are all substrings of k: Difference between revisions

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@@ Line 405: / Line 405: @@
 	private static List<Integer> primeFactors(int aK) {
-		ArrayList<Integer> result = new ArrayList<Integer>();
+		List<Integer> result = new ArrayList<Integer>();
 		if ( aK <= 1 ) {
 			return result;
@@ Line 416: / Line 416: @@
 		}
-		int divisor = pollardsRho(bigK).intValueExact();
+		final int divisor = pollardsRho(bigK).intValueExact();
 		result.addAll(primeFactors(divisor));
 		result.addAll(primeFactors(aK / divisor));