perldl> p $piddle

[
 [-99 -99 -99 -99 -99 -99 -99 -99 -99 -99]
 [-99 -99 -99 -99 -99 -99 -99 -99 -99 -99]
 [ 20  21  22  23  24  25  26  27  28  29]
 [ 30  31  32  33  34  35  36  37  38  39]
 [ 40  41  42  43  44  45  46  47  48  49]
 [ 50  51  52  53  54  55  56  57  58  59]
 [ 60  61  62  63  64  65  66  67  68  69]
 [ 70  71  72  73  74  75  76  77  78  79]
 [-99 -99 -99 -99 -99 -99 -99 -99 -99 -99]
 [ 90  91  92  93  94  95  96  97  98  99]
 [100 101 102 103 104 105 106 107 108 109]
 [110 111 112 113 114 115 116 117 118 119]
]