import java.util.Collection;
import org.checkerframework.checker.nullness.qual.*;

public class ArrayNew {
  void m(Collection<? extends @NonNull Integer> seq1) {
    Integer[] seq1_array = new @NonNull Integer[] {5};
    Integer[] seq2_array = seq1.toArray(new @NonNull Integer[0]);
  }

  void takePrim1d(int[] ar) {}

  void callPrim1d() {
    takePrim1d(new int[] {1, 2, 1});
  }

  void takePrim2d(int[][] ar) {}

  void callPrim2d() {
    takePrim2d(new int[][] {{1, 2, 1}, {3, 3, 7}});
  }
}