0 n 0 w

0 n 0 w0 n 0 w0 n 0 w0 n 0 w0 n 0 w0 n 0 w
0 n 0 w0 n 0 w0 n 0 w0 n 0 w0 n 0 w0 n 0 w
0 n 0 w0 n 0 w0 n 0 w0 n 0 w