import net.minecraft.util.math.BlockBox;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.ChunkPos;
+import net.minecraft.util.math.random.Random;
import net.minecraft.world.FeatureUpdater;
import net.minecraft.world.PersistentStateManager;
import net.minecraft.world.StructureWorldAccess;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
-import java.util.Random;
import java.util.Set;
import java.util.function.BiFunction;