From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Fri, 7 Mar 2014 17:38:21 +0000 (+0000)
Subject: loop in reverse order - this is a better search path
X-Git-Tag: v1~8
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=35e60acecf2f2657a3fd53f89053de9e57a0d7fe;p=matchsticks-search.git

loop in reverse order - this is a better search path
---

diff --git a/main.c b/main.c
index e093311..7cad48a 100644
--- a/main.c
+++ b/main.c
@@ -233,11 +233,11 @@ static void iterate_recurse(int i, AdjWord min) {
     optimise(!(printcounter & 0xfff));
     return;
   }
-  for (adjmatrix[i] = min;
+  for (adjmatrix[i] = adjall;
        ;
-       adjmatrix[i]++) {
+       adjmatrix[i]--) {
     iterate_recurse(i+1, adjmatrix[i]);
-    if (adjmatrix[i] == adjall)
+    if (adjmatrix[i] == min)
       return;
   }
 }