Update comment about args

1 files changed, 3 insertions, 1 deletions

diff --git a/main.c b/main.c
index c1d3c73..ff2f826 100644
--- a/main.c
+++ b/main.c
@@ -68,7 +68,9 @@ int main(int argc, char **argv) {
      * Currently supported:
      *  -a to animate the pathfinding (get input after each step)
      *  -m {width}x{height} to give a maze of given size
-     *  -f {filename} to load a map from the filename */
+     *  -f {filename} to load a map from the filename
+     *  -4 for four directions
+     *  -8 for eight directions */
     int opt;
     while ((opt = getopt(argc, argv, ":am:f:48")) != -1) {
         switch (opt) {