diff options
| -rw-r--r-- | challenge-340/spadacciniweb/perl/ch-1.pl | 1 | ||||
| -rw-r--r-- | challenge-340/spadacciniweb/perl/ch-2.pl | 69 |
2 files changed, 69 insertions, 1 deletions
diff --git a/challenge-340/spadacciniweb/perl/ch-1.pl b/challenge-340/spadacciniweb/perl/ch-1.pl index 36296dbebd..c98cbdf9fa 100644 --- a/challenge-340/spadacciniweb/perl/ch-1.pl +++ b/challenge-340/spadacciniweb/perl/ch-1.pl @@ -75,7 +75,6 @@ sub get_noduplicate { do { $str =~ s/(\w)\1//; - } while $str =~ /(\w)\1/; printf "'%s' -> '%s'\n", $str_orig, $str; diff --git a/challenge-340/spadacciniweb/perl/ch-2.pl b/challenge-340/spadacciniweb/perl/ch-2.pl new file mode 100644 index 0000000000..e22e5c7e24 --- /dev/null +++ b/challenge-340/spadacciniweb/perl/ch-2.pl @@ -0,0 +1,69 @@ +#!/usr/bin/env perl + +# Task 2: Ascending Numbers +# Submitted by: Mohammad Sajid Anwar +# +# You are given a string, $str, is a list of tokens separated by a single space. Every token is either a positive number consisting of digits 0-9 with no leading zeros, or a word consisting of lowercase English letters. +# Write a script to check if all the numbers in the given string are strictly increasing from left to right. +# +# Example 1 +# Input: $str = "The cat has 3 kittens 7 toys 10 beds" +# Output: true +# +# Numbers 3, 7, 10 - strictly increasing. +# +# Example 2 +# Input: $str = 'Alice bought 5 apples 2 oranges 9 bananas' +# Output: false +# +# Example 3 +# Input: $str = 'I ran 1 mile 2 days 3 weeks 4 months' +# Output: true +# +# Example 4 +# Input: $str = 'Bob has 10 cars 10 bikes' +# Output: false +# +# Example 5 +# Input: $str = 'Zero is 0 one is 1 two is 2' +# Output: true + +use strict; +use warnings; + +my $str = "The cat has 3 kittens 7 toys 10 beds"; +ascending_numbers( $str ); + +$str = 'Alice bought 5 apples 2 oranges 9 bananas'; +ascending_numbers( $str ); + +$str = 'I ran 1 mile 2 days 3 weeks 4 months'; +ascending_numbers( $str ); + +$str = 'Bob has 10 cars 10 bikes'; +ascending_numbers( $str ); + +$str = 'Zero is 0 one is 1 two is 2'; +ascending_numbers( $str ); + +exit 0; + +sub ascending_numbers { + my $str = shift; + + my @numbers = ($str =~ /\d+/g); + my $sorted = 1; + if (scalar @numbers > 0) { + my $curr = shift @numbers; + foreach $_ (@numbers) { + if ($curr >= $_) { + $sorted = 0; + last; + } + } + } + + printf "'%s' -> %s\n", $str, $sorted + ? 'true' + : 'false'; +} |
