assert next != IntAVLTree.NIL; long total = values.headSum(next); final int prev = values.prev(next); if (prev != IntAVLTree.NIL) { previousMean = values.mean(prev);
assert next != IntAVLTree.NIL; long total = values.headSum(next); final int prev = values.prev(next); if (prev != IntAVLTree.NIL) { previousMean = values.mean(prev);