1 files changed, 4 insertions, 0 deletions
diff --git a/understanding_scope.h b/understanding_scope.h
new file mode 100644
index 0000000..b10f705
--- /dev/null
+++ b/understanding_scope.h
@@ -0,0 +1,4 @@
+extern void func1(void);
+
+
+extern int a;