v<>v^<^v^><<>^ v^^v^vvv vvvvvvvv^vv<>^^v>v>><<<^^>vv^ ^<>^vv<^^^^^vv^^^v^vv^v^v^ ^<^v^v^^v<^vv<> v<<^>>v<^<^<>v^>^>vv^v>> ^v>^^v^vv^<<>><<<<^< <^^^<<>><^^v^v>< >^^^<<<^<^vv>>>>^ >>^^v^^^>v>>>v<>>>^< <>vv>v<>>^<<>^^ >v>^<<>^v^>^v^<><^^^ >v>^vvv<^v^<<<<> ^v><^^>v^<< ^^><<<>>v^>>v^ v>^>^^^>^<>v^v><<>>$ 1 1 N