gchan
diff --git a/‎day-01/README.md ‎2015/day-01/README.md b/‎day-01/README.md ‎2015/day-01/README.md
diff --git a/‎day-01/day-01-input.txt ‎2015/day-01/day-01-input.txt b/‎day-01/day-01-input.txt ‎2015/day-01/day-01-input.txt
diff --git a/‎day-01/day-01-part-1.rb ‎2015/day-01/day-01-part-1.rb b/‎day-01/day-01-part-1.rb ‎2015/day-01/day-01-part-1.rb
diff --git a/‎day-01/day-01-part-2.rb ‎2015/day-01/day-01-part-2.rb b/‎day-01/day-01-part-2.rb ‎2015/day-01/day-01-part-2.rb
diff --git a/‎day-02/README.md ‎2015/day-02/README.md b/‎day-02/README.md ‎2015/day-02/README.md
diff --git a/‎day-02/day-02-input.txt ‎2015/day-02/day-02-input.txt b/‎day-02/day-02-input.txt ‎2015/day-02/day-02-input.txt
diff --git a/‎day-02/day-02-part-1.rb ‎2015/day-02/day-02-part-1.rb b/‎day-02/day-02-part-1.rb ‎2015/day-02/day-02-part-1.rb
diff --git a/‎day-02/day-02-part-2.rb ‎2015/day-02/day-02-part-2.rb b/‎day-02/day-02-part-2.rb ‎2015/day-02/day-02-part-2.rb
diff --git a/‎day-03/README.md ‎2015/day-03/README.md b/‎day-03/README.md ‎2015/day-03/README.md
diff --git a/‎day-03/day-03-input.txt ‎2015/day-03/day-03-input.txt b/‎day-03/day-03-input.txt ‎2015/day-03/day-03-input.txt
diff --git a/‎day-03/day-03-part-1.rb ‎2015/day-03/day-03-part-1.rb b/‎day-03/day-03-part-1.rb ‎2015/day-03/day-03-part-1.rb
diff --git a/‎day-03/day-03-part-2.rb ‎2015/day-03/day-03-part-2.rb b/‎day-03/day-03-part-2.rb ‎2015/day-03/day-03-part-2.rb
diff --git a/‎day-04/README.md ‎2015/day-04/README.md b/‎day-04/README.md ‎2015/day-04/README.md
diff --git a/‎day-04/day-04-input.txt ‎2015/day-04/day-04-input.txt b/‎day-04/day-04-input.txt ‎2015/day-04/day-04-input.txt
diff --git a/‎day-04/day-04-part-1.rb ‎2015/day-04/day-04-part-1.rb b/‎day-04/day-04-part-1.rb ‎2015/day-04/day-04-part-1.rb
diff --git a/‎day-04/day-04-part-2.rb ‎2015/day-04/day-04-part-2.rb b/‎day-04/day-04-part-2.rb ‎2015/day-04/day-04-part-2.rb
diff --git a/‎day-05/README.md ‎2015/day-05/README.md b/‎day-05/README.md ‎2015/day-05/README.md
diff --git a/‎day-05/day-05-input.txt ‎2015/day-05/day-05-input.txt b/‎day-05/day-05-input.txt ‎2015/day-05/day-05-input.txt
diff --git a/‎day-05/day-05-part-1.rb ‎2015/day-05/day-05-part-1.rb b/‎day-05/day-05-part-1.rb ‎2015/day-05/day-05-part-1.rb
diff --git a/‎day-05/day-05-part-2.rb ‎2015/day-05/day-05-part-2.rb b/‎day-05/day-05-part-2.rb ‎2015/day-05/day-05-part-2.rb
diff --git a/‎day-06/README.md ‎2015/day-06/README.md b/‎day-06/README.md ‎2015/day-06/README.md
diff --git a/‎day-06/day-06-input.txt ‎2015/day-06/day-06-input.txt b/‎day-06/day-06-input.txt ‎2015/day-06/day-06-input.txt
diff --git a/‎day-06/day-06-part-1.rb ‎2015/day-06/day-06-part-1.rb b/‎day-06/day-06-part-1.rb ‎2015/day-06/day-06-part-1.rb
diff --git a/‎day-06/day-06-part-2.rb ‎2015/day-06/day-06-part-2.rb b/‎day-06/day-06-part-2.rb ‎2015/day-06/day-06-part-2.rb
diff --git a/‎day-07/README.md ‎2015/day-07/README.md b/‎day-07/README.md ‎2015/day-07/README.md
diff --git a/‎day-07/day-07-input.txt ‎2015/day-07/day-07-input.txt b/‎day-07/day-07-input.txt ‎2015/day-07/day-07-input.txt
diff --git a/‎day-07/day-07-part-1.rb ‎2015/day-07/day-07-part-1.rb b/‎day-07/day-07-part-1.rb ‎2015/day-07/day-07-part-1.rb
diff --git a/‎day-07/day-07-part-2.rb ‎2015/day-07/day-07-part-2.rb b/‎day-07/day-07-part-2.rb ‎2015/day-07/day-07-part-2.rb
diff --git a/‎day-08/README.md ‎2015/day-08/README.md b/‎day-08/README.md ‎2015/day-08/README.md
diff --git a/‎day-08/day-08-input.txt ‎2015/day-08/day-08-input.txt b/‎day-08/day-08-input.txt ‎2015/day-08/day-08-input.txt
diff --git a/‎day-08/day-08-part-1.rb ‎2015/day-08/day-08-part-1.rb b/‎day-08/day-08-part-1.rb ‎2015/day-08/day-08-part-1.rb
diff --git a/‎day-08/day-08-part-2.rb ‎2015/day-08/day-08-part-2.rb b/‎day-08/day-08-part-2.rb ‎2015/day-08/day-08-part-2.rb
diff --git a/‎day-09/README.md ‎2015/day-09/README.md b/‎day-09/README.md ‎2015/day-09/README.md
diff --git a/‎day-09/day-09-input.txt ‎2015/day-09/day-09-input.txt b/‎day-09/day-09-input.txt ‎2015/day-09/day-09-input.txt
diff --git a/‎day-09/day-09-part-1.rb ‎2015/day-09/day-09-part-1.rb b/‎day-09/day-09-part-1.rb ‎2015/day-09/day-09-part-1.rb
diff --git a/‎day-09/day-09-part-2.rb ‎2015/day-09/day-09-part-2.rb b/‎day-09/day-09-part-2.rb ‎2015/day-09/day-09-part-2.rb
diff --git a/‎day-10/README.md ‎2015/day-10/README.md b/‎day-10/README.md ‎2015/day-10/README.md
diff --git a/‎day-10/day-10-input.txt ‎2015/day-10/day-10-input.txt b/‎day-10/day-10-input.txt ‎2015/day-10/day-10-input.txt
diff --git a/‎day-10/day-10-part-1.rb ‎2015/day-10/day-10-part-1.rb b/‎day-10/day-10-part-1.rb ‎2015/day-10/day-10-part-1.rb
diff --git a/‎day-10/day-10-part-2.rb ‎2015/day-10/day-10-part-2.rb b/‎day-10/day-10-part-2.rb ‎2015/day-10/day-10-part-2.rb
diff --git a/‎day-11/README.md ‎2015/day-11/README.md b/‎day-11/README.md ‎2015/day-11/README.md
diff --git a/‎day-11/day-11-input.txt ‎2015/day-11/day-11-input.txt b/‎day-11/day-11-input.txt ‎2015/day-11/day-11-input.txt
diff --git a/‎day-11/day-11-part-1.rb ‎2015/day-11/day-11-part-1.rb b/‎day-11/day-11-part-1.rb ‎2015/day-11/day-11-part-1.rb
diff --git a/‎day-11/day-11-part-2.rb ‎2015/day-11/day-11-part-2.rb b/‎day-11/day-11-part-2.rb ‎2015/day-11/day-11-part-2.rb
diff --git a/‎day-12/README.md ‎2015/day-12/README.md b/‎day-12/README.md ‎2015/day-12/README.md
diff --git a/‎day-12/day-12-input.txt ‎2015/day-12/day-12-input.txt b/‎day-12/day-12-input.txt ‎2015/day-12/day-12-input.txt
diff --git a/‎day-12/day-12-part-1.rb ‎2015/day-12/day-12-part-1.rb b/‎day-12/day-12-part-1.rb ‎2015/day-12/day-12-part-1.rb
diff --git a/‎day-12/day-12-part-2.rb ‎2015/day-12/day-12-part-2.rb b/‎day-12/day-12-part-2.rb ‎2015/day-12/day-12-part-2.rb
diff --git a/‎day-13/README.md ‎2015/day-13/README.md b/‎day-13/README.md ‎2015/day-13/README.md
diff --git a/‎day-13/day-13-input.txt ‎2015/day-13/day-13-input.txt b/‎day-13/day-13-input.txt ‎2015/day-13/day-13-input.txt
diff --git a/‎day-13/day-13-part-1.rb ‎2015/day-13/day-13-part-1.rb b/‎day-13/day-13-part-1.rb ‎2015/day-13/day-13-part-1.rb
diff --git a/‎day-13/day-13-part-2.rb ‎2015/day-13/day-13-part-2.rb b/‎day-13/day-13-part-2.rb ‎2015/day-13/day-13-part-2.rb
diff --git a/‎day-14/README.md ‎2015/day-14/README.md b/‎day-14/README.md ‎2015/day-14/README.md
diff --git a/‎day-14/day-14-input.txt ‎2015/day-14/day-14-input.txt b/‎day-14/day-14-input.txt ‎2015/day-14/day-14-input.txt
diff --git a/‎day-14/day-14-part-1.rb ‎2015/day-14/day-14-part-1.rb b/‎day-14/day-14-part-1.rb ‎2015/day-14/day-14-part-1.rb
diff --git a/‎day-14/day-14-part-2.rb ‎2015/day-14/day-14-part-2.rb b/‎day-14/day-14-part-2.rb ‎2015/day-14/day-14-part-2.rb
diff --git a/‎day-15/README.md ‎2015/day-15/README.md b/‎day-15/README.md ‎2015/day-15/README.md
diff --git a/‎day-15/day-15-input.txt ‎2015/day-15/day-15-input.txt b/‎day-15/day-15-input.txt ‎2015/day-15/day-15-input.txt
diff --git a/‎day-15/day-15-part-1.rb ‎2015/day-15/day-15-part-1.rb b/‎day-15/day-15-part-1.rb ‎2015/day-15/day-15-part-1.rb
diff --git a/‎day-15/day-15-part-2.rb ‎2015/day-15/day-15-part-2.rb b/‎day-15/day-15-part-2.rb ‎2015/day-15/day-15-part-2.rb
diff --git a/‎day-16/README.md ‎2015/day-16/README.md b/‎day-16/README.md ‎2015/day-16/README.md
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diff --git a/‎day-16/day-16-part-1.rb ‎2015/day-16/day-16-part-1.rb b/‎day-16/day-16-part-1.rb ‎2015/day-16/day-16-part-1.rb
diff --git a/‎day-16/day-16-part-2.rb ‎2015/day-16/day-16-part-2.rb b/‎day-16/day-16-part-2.rb ‎2015/day-16/day-16-part-2.rb
diff --git a/‎day-17/README.md ‎2015/day-17/README.md b/‎day-17/README.md ‎2015/day-17/README.md
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diff --git a/‎day-17/day-17-part-1.rb ‎2015/day-17/day-17-part-1.rb b/‎day-17/day-17-part-1.rb ‎2015/day-17/day-17-part-1.rb
diff --git a/‎day-17/day-17-part-2.rb ‎2015/day-17/day-17-part-2.rb b/‎day-17/day-17-part-2.rb ‎2015/day-17/day-17-part-2.rb
diff --git a/‎day-18/README.md ‎2015/day-18/README.md b/‎day-18/README.md ‎2015/day-18/README.md
diff --git a/‎day-18/day-18-input.txt ‎2015/day-18/day-18-input.txt b/‎day-18/day-18-input.txt ‎2015/day-18/day-18-input.txt
diff --git a/‎day-18/day-18-part-1.rb ‎2015/day-18/day-18-part-1.rb b/‎day-18/day-18-part-1.rb ‎2015/day-18/day-18-part-1.rb
diff --git a/‎day-18/day-18-part-2.rb ‎2015/day-18/day-18-part-2.rb b/‎day-18/day-18-part-2.rb ‎2015/day-18/day-18-part-2.rb
diff --git a/‎day-19/README.md ‎2015/day-19/README.md b/‎day-19/README.md ‎2015/day-19/README.md
diff --git a/‎day-19/day-19-input.txt ‎2015/day-19/day-19-input.txt b/‎day-19/day-19-input.txt ‎2015/day-19/day-19-input.txt
diff --git a/‎day-19/day-19-part-1.rb ‎2015/day-19/day-19-part-1.rb b/‎day-19/day-19-part-1.rb ‎2015/day-19/day-19-part-1.rb
diff --git a/‎day-19/day-19-part-2.rb ‎2015/day-19/day-19-part-2.rb b/‎day-19/day-19-part-2.rb ‎2015/day-19/day-19-part-2.rb
diff --git a/‎day-20/README.md ‎2015/day-20/README.md b/‎day-20/README.md ‎2015/day-20/README.md
diff --git a/‎day-20/day-20-input.txt ‎2015/day-20/day-20-input.txt b/‎day-20/day-20-input.txt ‎2015/day-20/day-20-input.txt
diff --git a/‎day-20/day-20-part-1.rb ‎2015/day-20/day-20-part-1.rb b/‎day-20/day-20-part-1.rb ‎2015/day-20/day-20-part-1.rb
diff --git a/‎day-20/day-20-part-2.rb ‎2015/day-20/day-20-part-2.rb b/‎day-20/day-20-part-2.rb ‎2015/day-20/day-20-part-2.rb
diff --git a/‎day-21/README.md ‎2015/day-21/README.md b/‎day-21/README.md ‎2015/day-21/README.md
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diff --git a/‎day-21/day-21-part-1.rb ‎2015/day-21/day-21-part-1.rb b/‎day-21/day-21-part-1.rb ‎2015/day-21/day-21-part-1.rb
diff --git a/‎day-21/day-21-part-2.rb ‎2015/day-21/day-21-part-2.rb b/‎day-21/day-21-part-2.rb ‎2015/day-21/day-21-part-2.rb
diff --git a/‎day-22/README.md ‎2015/day-22/README.md b/‎day-22/README.md ‎2015/day-22/README.md
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diff --git a/‎day-22/day-22-part-1.rb ‎2015/day-22/day-22-part-1.rb b/‎day-22/day-22-part-1.rb ‎2015/day-22/day-22-part-1.rb
diff --git a/‎day-22/day-22-part-2.rb ‎2015/day-22/day-22-part-2.rb b/‎day-22/day-22-part-2.rb ‎2015/day-22/day-22-part-2.rb
diff --git a/‎day-23/README.md ‎2015/day-23/README.md b/‎day-23/README.md ‎2015/day-23/README.md
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diff --git a/‎day-23/day-23-part-1.rb ‎2015/day-23/day-23-part-1.rb b/‎day-23/day-23-part-1.rb ‎2015/day-23/day-23-part-1.rb
diff --git a/‎day-23/day-23-part-2.rb ‎2015/day-23/day-23-part-2.rb b/‎day-23/day-23-part-2.rb ‎2015/day-23/day-23-part-2.rb
diff --git a/‎day-24/README.md ‎2015/day-24/README.md b/‎day-24/README.md ‎2015/day-24/README.md
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diff --git a/‎day-24/day-24-part-1.rb ‎2015/day-24/day-24-part-1.rb b/‎day-24/day-24-part-1.rb ‎2015/day-24/day-24-part-1.rb
diff --git a/‎day-24/day-24-part-2.rb ‎2015/day-24/day-24-part-2.rb b/‎day-24/day-24-part-2.rb ‎2015/day-24/day-24-part-2.rb
diff --git a/‎day-25/README.md ‎2015/day-25/README.md b/‎day-25/README.md ‎2015/day-25/README.md
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diff --git a/‎day-25/day-25-part-1.rb ‎2015/day-25/day-25-part-1.rb b/‎day-25/day-25-part-1.rb ‎2015/day-25/day-25-part-1.rb