void (String[] args) { System.out.println(test(asList(asList(), asList("a"), asList("b", "c")))); System.out.println(test(asList(asList(), asList("d"), asList("b", "c")))); System.out.println(testEqEq(Arrays.asList("a", "b", "c"))); System.out.println(testIf(asList(asList(), asList("a"), asList("b", "c")))); System.out.println(testIf(asList(asList(), asList("d"), asList("b", "c")))); }