Re: can someone help with writing a program

stephan,  In total there are 10 groups     
   a-0,00,10,20,30          b-1,11,21,31        c-2,12,22,32
   d-3,13,23,33              e-4,14,24,34         f-5,15,25,35
   g-6,16,26,36              h-7,17,27             i-8,18,28
   j-9,19,29
 so what I...