1 files changed, 8 insertions, 0 deletions
diff --git a/input.h b/input.h
index 6507053..d386da0 100644
--- a/input.h
+++ b/input.h
@@ -1,6 +1,14 @@
 #ifndef DEF_INPUTH
 #define DEF_INPUTH
 
+/* simple macro to check a result against an expected value */
+#define CHECK(actual, expected) {\
+	if(actual == expected)\
+		printf("%d ok\n", actual);\
+	else\
+		printf("%d ko, expected %d\n", actual, expected);\
+}
+
 struct input_int {
 	size_t line_count;
 	int* lines;