1 files changed, 1 insertions, 1 deletions
diff --git a/4/3.c b/4/3.c
index 83a45a9..acacd29 100644
--- a/4/3.c
+++ b/4/3.c
@@ -20,7 +20,7 @@ void push(double);
 /* pop and return top value from stack */
 double pop();
 
-/* reverse Polish calculator */
+/* reverse Polish calculator with modulus and support for negative numbers */
 int main(int argc, char *argv[]) {
   int type;
   double op2;