diff --git a/alrys/alryslib.c b/alrys/alryslib.c
index bddf7c3..1128c16 100644
--- a/alrys/alryslib.c
+++ b/alrys/alryslib.c
@@ -176,7 +176,7 @@ void right(struct STATE *state, double a)
 double score(double *steps, int size)
 {
   int i;
-  double a, x, y, l;
+  double a, b, x, y, l;
   double position[] = {47.5, 43.5, 0.0};
   struct STATE state;
 
@@ -194,8 +194,12 @@ double score(double *steps, int size)
 
   for(i = 0; i < size; ++i)
   {
-    x = steps[0 + i * 2];
-    y = steps[1 + i * 2];
+    x = steps[0 + i * 4];
+    a = steps[1 + i * 4];
+    y = steps[2 + i * 4];
+    b = steps[3 + i * 4];
+    x += a * 1e-14;
+    y += b * 1e-14;
     a = atan2(y - position[1], x - position[0]) * 180.0 / M_PI - position[2];
     l = hypot(x - position[0], y - position[1]);
     right(&state, a);
diff --git a/alrys/editor.png b/alrys/editor.png
index 413b657..4304f14 100644
Binary files a/alrys/editor.png and b/alrys/editor.png differ