8485868788899091929394
return $(xx).I(0); } }).as(CoreNumber.class); Assert.assertEquals(Data.sn.length, as.size()); Assert.assertEquals(Data.sn.length, as.compact().size()); final long i = Data.sn.length - 1; Assert.assertEquals(i * (i + 1) / 2, (long) as.sum()); } }