d28x16
0444444447711111177444444440
3000000071113333111700000003
3000000711333883331170000003
3000000113300000033110000003
3000007133000000003317000003
3000001137000000007311000003
3000001337000000007331000003
3000001377000000007731000003
3000001337000000007331000003
3000001137000000007311000003
3000000133700000073310000003
3000000153377007733510000003
3000000051333773331500000003
3000000001113333111000000003
3900000080011111100800000003
1111111113000000003111111111