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  1. or download this
    perl -le '@_ = qw( a b c ); print( ( shift @_ )[ 0, 0 ] );'
    
  2. or download this
    perl -le '@_ = qw( a b c ); @A = ( shift @_ )[ 0, 0 ]; print @A'
    
  3. or download this
    perl -le '@_ = qw( a b c ); @A = ( shift @_ ) x 2; print @A'