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  1. or download this
    #!/usr/bin/perl -w
    
    ...
        print "\n";
        <STDIN>;      # Wait for user to hit [RETURN]
    }
    
  2. or download this
    === Character ' ' ===
    OoOO oOo.ooOoO ooO o  . oOOOOOO.OO oo . O o.o.Oo...O..OoOOooOO oooo..O
    +OOo......O
    ...
    oOO"".o"OOo"oO.Ooo.""oOO"o."o"oOOoOooO.o..Oo.o"oOO"oOOoo".."O."Oo."O."
    +"O"O"..O"o
    "o."o".oO"O.OooO.."oo"."""...o..o."O".O.O"o...""..OO"o"o.""Oo"O."o"Ooo
    +Oo".o""...
    oO...o""OOO.".O.oOOoo"oo".o."o"."oo.o"""OO."o.o.O.o.."o."o.""..O"o"o"O
    +oO."."OOo"
    
  3. or download this
    #foreach (32 .. 126) {
    #    my $c = chr($_);
    ...
        my $c = chr($_);
        try_char($c);
    } (32 .. 126);
    
  4. or download this
    sub try_char {
        ...
    ...
        <STDIN>;      # Wait for user to hit [RETURN]
        print "TFD> Leaving subroutine 'try_char()' ...\n"
    }
    
  5. or download this
    sub try_char {
        my ($new_char) = @_;
    ...
        my @chars = qw( . o O );
        ...
    }