From fec0a3a9a3e9aa82ae07a08b9d9d91571e2f5f0f Mon Sep 17 00:00:00 2001 From: Fung Cheok Yin <61836418+E7-87-83@users.noreply.github.com> Date: Wed, 19 Aug 2020 10:25:23 +0800 Subject: Rename ch-2.pl to challenge-074/cheok-yin-fung/perl/ch-2.pl --- ch-2.pl | 48 ------------------------------- challenge-074/cheok-yin-fung/perl/ch-2.pl | 48 +++++++++++++++++++++++++++++++ 2 files changed, 48 insertions(+), 48 deletions(-) delete mode 100644 ch-2.pl create mode 100644 challenge-074/cheok-yin-fung/perl/ch-2.pl diff --git a/ch-2.pl b/ch-2.pl deleted file mode 100644 index bae04b73b3..0000000000 --- a/ch-2.pl +++ /dev/null @@ -1,48 +0,0 @@ -#!/usr/bin/perl -# Perl Weekly Challenge #074 Task 2 FNR character -# task statement: -# You are given a string $S. -# Write a script to print the series of -# first non-repeating character -# (left -> right) for the given string. -# Print # if none found. -# Usage: ch-2.pl [string] - -use strict; -use warnings; -#use Test::More tests => 5; - -sub fnr { - my @uniquestack; - my %charcount; - my $ans = ""; - my @characters = split //, $_[0]; - for my $char (@characters) { - if (!exists $charcount{$char} ) { - push @uniquestack , $char; - $charcount{$char} = 1; - $ans .= $char; - } - else { - $charcount{$char}++; - @uniquestack = grep { $charcount{$_} == 1 } @uniquestack; - $ans .= (scalar @uniquestack != 0) ? $uniquestack[-1] : "#"; - } - } - return $ans; - -} - -print fnr("$ARGV[0]"); - -=pod -is_deeply( fnr("ababc") , "abb#c", "example1 provided"); -is_deeply( fnr("xyzzyx") , "xyzyx#", "example2 provided"); -is_deeply( fnr("abcdef") , "abcdef", "trival"); -is_deeply( fnr("aaabbb") , "a##b##", "repeats"); -is_deeply( fnr( - "thequickbrownfoxjumpsoverthelazydog") , - "thequickbrownffxjjmpssvvvvvvlazyddg", - "long sentence" -); -=cut diff --git a/challenge-074/cheok-yin-fung/perl/ch-2.pl b/challenge-074/cheok-yin-fung/perl/ch-2.pl new file mode 100644 index 0000000000..bae04b73b3 --- /dev/null +++ b/challenge-074/cheok-yin-fung/perl/ch-2.pl @@ -0,0 +1,48 @@ +#!/usr/bin/perl +# Perl Weekly Challenge #074 Task 2 FNR character +# task statement: +# You are given a string $S. +# Write a script to print the series of +# first non-repeating character +# (left -> right) for the given string. +# Print # if none found. +# Usage: ch-2.pl [string] + +use strict; +use warnings; +#use Test::More tests => 5; + +sub fnr { + my @uniquestack; + my %charcount; + my $ans = ""; + my @characters = split //, $_[0]; + for my $char (@characters) { + if (!exists $charcount{$char} ) { + push @uniquestack , $char; + $charcount{$char} = 1; + $ans .= $char; + } + else { + $charcount{$char}++; + @uniquestack = grep { $charcount{$_} == 1 } @uniquestack; + $ans .= (scalar @uniquestack != 0) ? $uniquestack[-1] : "#"; + } + } + return $ans; + +} + +print fnr("$ARGV[0]"); + +=pod +is_deeply( fnr("ababc") , "abb#c", "example1 provided"); +is_deeply( fnr("xyzzyx") , "xyzyx#", "example2 provided"); +is_deeply( fnr("abcdef") , "abcdef", "trival"); +is_deeply( fnr("aaabbb") , "a##b##", "repeats"); +is_deeply( fnr( + "thequickbrownfoxjumpsoverthelazydog") , + "thequickbrownffxjjmpssvvvvvvlazyddg", + "long sentence" +); +=cut -- cgit