1 files changed, 4 insertions, 0 deletions

diff --git a/common.py b/common.py
new file mode 100644
index 0000000..fb1be19
--- /dev/null
+++ b/common.py
@@ -0,0 +1,4 @@
+import sys
+
+def day():
+    return sys.argv[0].split(".")[0].removeprefix("problem")