void (String[] args) { System.out.println(testSimple(Arrays.asList())); System.out.println(testSimple(Arrays.asList("a", "bbb", "cc", "d", "eee"))); System.out.println(testVarConflict(Arrays.asList(), 1)); System.out.println(testVarConflict(Arrays.asList("a", "bbb", "cc", "d", "eee"), 2)); testCounting(Arrays.asList("a", "bbb", "cc", "d", "eee")); System.out.println(testCustomMap(Arrays.asList("a", "bbb", "cccc", "dddd", "ee", "e"))); testGroupingGroupingToSet(Arrays.asList("a", "bbb", "cccc", "dddd")); System.out.println(testMappingToList(Arrays.asList("a", "bbb", "cccc", "dddd", "ee", "e"))); testSummingDouble(Arrays.asList("a", "bbb", "cccc", "dddd")); testMappingSummingInt(Arrays.asList("a", "bbb", "cccc", "dddd")); testSummarizingDouble(Arrays.asList("a", "bbb", "cccc", "dddd")); testToMap(Arrays.asList("a", "bbb", "cccc", "dddd")); testToSet(Arrays.asList("a", "bbb", "cccc", "dddd")); }