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use Data::Heap::Whatever 1.1 ( \my $Heap, KeepTies => 1, CompactDump =
+> 1 );
#                              ^^^^^^^^^ Factory object gets put into 
+this lexical variable
my $bestScores= $Heap->new( '>', -max => 10 );
my $worstScores= $Heap->new( '<', -max => 10 );