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-rw-r--r--src/2020/day2/aoc.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/2020/day2/aoc.h b/src/2020/day2/aoc.h
index 0a640bb..8247957 100644
--- a/src/2020/day2/aoc.h
+++ b/src/2020/day2/aoc.h
@@ -4,4 +4,5 @@
namespace aoc2020 {
+std::pair<int, int> day2(line_view);
}