./executeit -size 5
Will print nothing ...

./executeit -size 5 -print 0 0
will print the following line ...
 15

./executeit -start 11 -size 5 -printall
will print the following 5 lines ...
will print ...
 25    18    11    34    27
 26    24    17    15    33
 32    30    23    16    14
 13    31    29    22    20
 19    12    35    28    21

./executeit -size 5 -start 21 -printall
will print the following 5 lines ...
 35    28    21    44    37
 36    34    27    25    43
 42    40    33    26    24
 23    41    39    32    30
 29    22    45    38    31

./executeit -size 5 -printall -print 3 4 -start 21
will print the following 6 lines ...
 30
 35    28    21    44    37
 36    34    27    25    43
 42    40    33    26    24
 23    41    39    32    30
 29    22    45    38    31

./executeit -size 5 -print 3 4 -start 21 -printall
will print the following 6 lines ...
 30
 35    28    21    44    37
 36    34    27    25    43
 42    40    33    26    24
 23    41    39    32    30
 29    22    45    38    31