1 files changed, 13 insertions, 0 deletions
diff --git a/counter.cpp b/counter.cpp
new file mode 100644
index 0000000..c60b7b4
--- /dev/null
+++ b/counter.cpp
@@ -0,0 +1,13 @@
+#include "counter.h"
+
+Counter::Counter(int start_value) {
+  value = start_value;
+}
+
+void Counter::increment() {
+  value++;
+}
+
+int Counter::get_value() const {
+  return value;
+}