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-rw-r--r--challenge-090/abigail/README.md1
-rw-r--r--challenge-090/abigail/ruby/ch-1.rb7
2 files changed, 8 insertions, 0 deletions
diff --git a/challenge-090/abigail/README.md b/challenge-090/abigail/README.md
index f213583796..498038b119 100644
--- a/challenge-090/abigail/README.md
+++ b/challenge-090/abigail/README.md
@@ -32,6 +32,7 @@ To get the complementary sequence use the following mapping:
* [Node.js](node/ch-1.js)
* [Perl](perl/ch-1.pl)
* [Python](python/ch-1.py)
+* [Ruby](ruby/ch-1.rb)
* [SQL (SQLite)](sql/ch-1.sql) ([Table definition](sql/ch-1.table))
# Task 2: Ethiopian Multiplication
diff --git a/challenge-090/abigail/ruby/ch-1.rb b/challenge-090/abigail/ruby/ch-1.rb
new file mode 100644
index 0000000000..c7364b2ad7
--- /dev/null
+++ b/challenge-090/abigail/ruby/ch-1.rb
@@ -0,0 +1,7 @@
+#!/usr/bin/ruby
+
+while line = gets do
+ line = line . rstrip
+ puts line . length
+ puts line . tr('ATCG', 'TAGC')
+end