crian@blitz:~/perl/rdw/rdw03> perl rdw03_crian_golf.pl hexdump.png
0000: 89 50 4e 47 0d 0a 1a 0a - 00 00 00 0d 49 48 44 52    PNG........IHDR
0010: 00 00 00 96 00 00 00 96 - 04 03 00 00 00 ce 2f 6c    ...........&ï¿½l
0020: d1 00 00 00 24 50 4c 54 - 45 ff ff ff 00 00 00 f4    &ï¿½..$PLTE...&ï¿½
                                                                       0030: cb c5 db 49 34 ea 97 8b - ef b1 a8 f9 e5 e2 e0 63    &ï¿½&ï¿½4&ê&ï±¨&ï¿½&ï¿½
0040: 51 e5 7d 6e ef ff 29 00 - 00 00 d6 30 18 37 12 29    Q&ï¿½n&ï¿½)...&ï¿½.7.)
0050: e6 00 00 00 01 74 52 4e - 53 01 37 e1 e8 f0 00 00    &ï¿½...tRNS.7&ï¿½&ï¿½.
0060: 00 e3 49 44 41 54 78 9c - ed d2 b1 4e c3 30 14 46    .&ï¿½DATx&ï¿½N&ï¿½.F
0070: 61 8b d2 b4 92 1f 85 a5 - ea da 85 9d a5 13 4b 16    a&Ò´.&ï¿½.K.
0080: 16 26 16 d4 35 5b 2b 75 - c9 cb 20 d2 62 a4 ff e5    .&.&ï¿½[+u&ï¿½ &ï¿½&ï¿½
                                                                      0090: b8 37 09 0f 00 d7 ea 74 - be c1 f1 74 64 3b 37 a5    7...&ï¿½t&ï¿½td;7
00a0: 9b 59 97 97 6a ad 56 8f - d5 5a 9d de ab b5 a4 cd    YjV&ï¿½&ï¿½
                                                                00b0: f8 6d 4e 97 0a ad 8f 31 - d5 2b 7e d9 b9 d5 4a 0a    mN.1&ï¿½~&Ù¹&ï¿½.
00c0: 1f 6c 6a dd cb 1d c2 ad - 2f 5b 7b d5 88 ed bc b5    .lj&ï¿½.Â­/[{&Õ&ï¿½
00d0: b2 8c bf 58 f0 c9 3a 7d - fa 72 99 9e ec 1a 6a f5    X&ï¿½:}r&ï¿½j&ï¿½
                                                                   00e0: 96 b1 63 ed 6d db b4 2a - a1 d6 93 86 94 e7 c6 9d    c&ï¿½&Û´*&ï¿½
00f0: 14 6a 3d d8 99 b2 df d3 - 05 5b 6f 36 f8 79 9a b1    .j=&Ø&ï¿½.[o6y
0100: d4 d8 19 23 16 f6 e0 79 - 9c 0b 9f b2 ef 50 6b 2d    &ï¿½.#.&ï¿½y.&ï¿½k-
0110: 95 ac e1 d9 b6 af dd dc - fc 2f 9f f8 ac 5f fb 50    &ï¿½&ï¿½/_P
0120: cb fe 5d 59 ee e6 d4 36 - 94 b2 01 1b ce 69 79 f2    &ï¿½]Y&ï¿½&ï¿½..&ï¿½y&ï¿½
                                                                     0130: 52 39 06 53 00 00 00 00 - 00 00 00 00 00 00 00 00    R9.S............
0140: 00 00 fc c9 0f 15 e9 63 - 3a ee 06 80 35 00 00 00    ..&ï¿½.&ï¿½:&ï¿½5...
0150: 00 49 45 4e 44 ae 42 60 - 82                         .IENDB`