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Perl入学式in東京vol.3の復習問題「score.pl」より 第4問『所属毎の スコアが 60 以上の人の名前を格納する』。
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#!/usr/bin/env perl | |
use strict; | |
use warnings; | |
use DDP; | |
my $papix = { | |
name => 'papix', | |
affiliation => 'namba.pm', | |
perl => 60, | |
python => 50, | |
ruby => 50, | |
php => 80, | |
binary => 30, | |
sum => 270, | |
}; | |
my $boolfool = { | |
name => 'boolfool', | |
affiliation => 'namba.pm', | |
perl => 40, | |
python => 10, | |
ruby => 20, | |
php => 30, | |
binary => 10, | |
sum => 110, | |
}; | |
my $moznion = { | |
name => 'moznion', | |
affiliation => 'hachioji.pm', | |
perl => 100, | |
python => 70, | |
ruby => 80, | |
php => 50, | |
binary => 50, | |
sum => 350, | |
}; | |
my $binarian = { | |
name => 'binarian', | |
affiliation => 'hachioji.pm', | |
perl => 10, | |
python => 11, | |
ruby => 1, | |
php => 100, | |
binary => 100, | |
}; | |
my $uzulla = { | |
name => 'uzulla', | |
affiliation => 'hachioji.pm', | |
perl => 1, | |
python => 0.01, | |
ruby => 0.5, | |
php => 4, | |
binary => 0.01, | |
}; | |
#ここから回答。 | |
my @people = ($papix, $boolfool, $moznion, $binarian, $uzulla); | |
my (@perl, @python, @ruby, @php, @binary); | |
my ($people, $name); | |
for $people (@people) { | |
if (($people->{perl})>= 60) { | |
push @perl, $people->{name}; | |
} | |
if (($people->{python})>= 60) { | |
push @python, $people->{name}; | |
} | |
if (($people->{ruby})>= 60) { | |
push @ruby, $people->{name}; | |
} | |
if (($people->{php})>= 60) { | |
push @php, $people->{name}; | |
} | |
if (($people->{binary})>= 60) { | |
push @binary, $people->{name}; | |
} | |
} | |
my $highscore = { | |
perl => "@perl", | |
python => "@python", | |
ruby => "@ruby", | |
php => "@php", | |
binary => "@binary", | |
}; | |
p $highscore; |
実行結果:
\ {
binary "binarian",
perl "papix moznion",
php "papix binarian",
python "moznion",
ruby "moznion"
}
関連URL:
- https://gist.github.com/note103/7241971 (設問3)
- https://gist.github.com/note103/7253611 (設問5)
- http://d.hatena.ne.jp/note103/20131030/1383151683 (設問3について書いたブログ)
- https://github.com/note103/perl_entrance/tree/master/2013_3 (第1問〜第5問 at GitHub)
さすがにもうちょっと何とかなりそうな気はする・・
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