use strict;
use warnings;
my %pay = ( A => 1,  F => 4,  K => 5,  P => 3,   U => 1,  Z => 10,
            B => 2,  G => 2,  L => 1,  Q => 10,  V => 4,
            C => 3,  H => 4,  M => 3,  R => 1,   W => 4,
            D => 2,  I => 1,  N => 1,  S => 1,   X => 8,
            E => 1,  J => 8,  O => 1,  T => 1,   Y => 4
);

my $word;
my @word;
print "Enter word to calculate.\n";
print "\nPress 'q' to quit\n";

while (){
    my $total_points = 0;
    print "\nWord: ";
    chomp ($word = uc(<STDIN>));
    die "Quiting program...\n" if ($word eq 'Q');
    foreach my $letter (split("", $word)){
        $total_points +=  $pay{"$letter"} if defined $pay{"$letter"} ;
        printf "Letter \"%s\" = %d points. Total points: %d\n", $lette
+r,$pay{"$letter"}, $total_points;
    }
}
[download]

Output:

Enter word to calculate.

Press 'q' to quit

Word: test
Letter "T" = 1 points. Total points: 1
Letter "E" = 1 points. Total points: 2
Letter "S" = 1 points. Total points: 3
Letter "T" = 1 points. Total points: 4

Word: q
Quiting program...
[download]

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