X-Git-Url: http://git.scottworley.com/slidingtile/blobdiff_plain/537a8dc7ce26e6ab5cf3c82ecce388d08566a8b8..3edec61dc6b19f7c9030e971429d42b999a79e88:/sliding_tile.cc

diff --git a/sliding_tile.cc b/sliding_tile.cc
index cfa7425..381a444 100644
--- a/sliding_tile.cc
+++ b/sliding_tile.cc
@@ -5,8 +5,9 @@
 
 DEFINE_string(start, "", "The starting tile positions.  0 is the hole.");
 DEFINE_string(goal, "1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,0", "The desired tile positions.  0 is the hole.");
+DEFINE_int32(max_frontier, 500000, "The maximum frontier size.  Larger values run longer and give shorter paths.");
 
 int main(int argc, char** argv) {
   gflags::ParseCommandLineFlags(&argc, &argv, false);
-  std::cout << *find_path(FLAGS_start, FLAGS_goal);
+  std::cout << *find_path(FLAGS_start, FLAGS_goal, FLAGS_max_frontier);
 }