Perl and Python Solutions for Task #1

challenge-216/manfredi/perl/ch-1.pl

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+#!/usr/bin/env perl
+
+use v5.36;
+
+say "challenge-216-task1";
+
+# Task 1: Registration Number
+# You are given a list of words and a random registration number.
+# Write a script to find all the words in the given list that has every letter in the given registration number.
+
+# Example 1
+# Input: @words = ('abc', 'abcd', 'bcd'), $reg = 'AB1 2CD'
+# Output: ('abcd')
+
+# Example 2
+# Input: @words = ('job', 'james', 'bjorg'), $reg = '007 JB'
+# Output: ('job', 'bjorg')
+
+# Example 3
+# Input: @words = ('crack', 'road', 'rac'), $reg = 'C7 RA2'
+# Output: ('crack', 'rac')
+
+sub registration_number {
+    my $reg = shift;
+    my @words = @{+shift};
+    my @out = ();
+    say "Input: \@words = (@words) , \$reg = '$reg'";
+    my %hreg = ();
+    my @hreg = grep { /[a-z]/ } split //, lc $reg;
+    $hreg{$_} = 1 for @hreg;
+    for my $word (@words) {
+        my %hword = ();
+        $hword{$_} = 1 for (split //, lc $word);
+        my @i = grep { exists $hreg{$_} } keys %hword;
+        push @out, $word if $#i == $#hreg;
+    }
+    say "Output: (@out)\n";
+}
+
+while (<DATA>) {
+    chomp;
+    my ($reg, @words) = split ',';
+    registration_number($reg, \@words);
+}
+
+
+__DATA__
+AB1 2CD,abc,abcd,bcd
+007 JB,job,james,bjorg
+C7 RA2,crack,road,rac

challenge-216/manfredi/python/ch-1.py

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+#!/usr/bin/env python3
+# Python 3.9.2 on Debian GNU/Linux 11 (bullseye)
+
+print('challenge-216-task1')
+
+# Task 1: Registration Number
+# You are given a list of words and a random registration number.
+# Write a script to find all the words in the given list that has every letter in the given registration number.
+
+# Example 1
+# Input: @words = ('abc', 'abcd', 'bcd'), $reg = 'AB1 2CD'
+# Output: ('abcd')
+
+# Example 2
+# Input: @words = ('job', 'james', 'bjorg'), $reg = '007 JB'
+# Output: ('job', 'bjorg')
+
+# Example 3
+# Input: @words = ('crack', 'road', 'rac'), $reg = 'C7 RA2'
+# Output: ('crack', 'rac')
+
+def registration_number(reg: str, words: list[str]) -> list[str]:
+    out = []
+    print(f"Input: words = ({words}), reg = '{reg}'")
+    r = set( [ i for i in reg.lower() if i.isalpha() ])
+    for word in words:
+        w = set(word.lower())
+        if r.issubset(w): out.append(word)
+    return out
+
+
+def main():    
+    print("Output: ", registration_number('AB1 2CD', ['abc', 'abcd', 'bcd']),    "\n")
+    print("Output: ", registration_number('007 JB',  ['job', 'james', 'bjorg']), "\n")
+    print("Output: ", registration_number('C7 RA2',  ['crack', 'road', 'rac']),  "\n")
+
+
+if __name__ == '__main__':
+    main()