Gather data

src/test/java/puzzle/MainTest.java

@@ -2,7 +2,7 @@ package puzzle;
 
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
-import puzzle.Main.PuzzleResult;
+import puzzle.Export.PuzzleResult;
 import puzzle.SwedishGenerator.Rng;
 import puzzle.SwedishGenerator.Slot;
 import java.util.concurrent.atomic.AtomicInteger;
@@ -64,7 +64,7 @@ public class MainTest {
       grid.setClue(0, (byte) '2'); // right
       
       var count = new AtomicInteger(0);
-      generator.forEachSlot(grid, (key, packedPos, len) -> {
+      grid.forEachSlot((key, packedPos, len) -> {
          count.incrementAndGet();
          assertEquals(8, len);
          assertEquals(0, Grid.r(Slot.offset(packedPos, 0)));