skel/solution.cpp: ignore empty lines

1 files changed, 2 insertions, 1 deletions

diff --git a/skel/solution.cpp b/skel/solution.cpp
index 4279dec..4f2b128 100644
--- a/skel/solution.cpp
+++ b/skel/solution.cpp
@@ -9,7 +9,8 @@ auto parse_input(std::istream& is) {
         std::istreambuf_iterator<char>()
     };
 
-    auto const lines = views::split(input, '\n');
+    auto const lines = views::split(input, '\n')
+        | views::filter([](auto&& line) { return not line.empty(); });
     // Parse input
     return lines;
 }