abbreviate an increment

diff --git a/lib/neatogen/heap.c b/lib/neatogen/heap.c
index 4a8926ff4ebf74a73b83f8ce0a35aace58a9829c..0c0989884a63cf55cc686cad9af75ef5296baf07 100644 (file)
--- a/lib/neatogen/heap.c
+++ b/lib/neatogen/heap.c
@@ -85,7 +85,7 @@ Point PQ_min(void)
     Point answer;
 
     while (PQhash[PQmin].PQnext == NULL) {
-       PQmin += 1;
+       ++PQmin;
     }
     answer.x = PQhash[PQmin].PQnext->vertex->coord.x;
     answer.y = PQhash[PQmin].PQnext->ystar;