lssrgfj
j-21  H                         0
lsllSAllllllllllsrfsrflllllllsrfSj  qpppph
j0    d d       KA KA        21  H KA    k
lDllllRxAlllllfsjlRxlAllllfsjllRxlDSRFFFFk
     k lfsrfj  0jk lfsrfj  0jk  lfsrfj
     k   21 jjShhk   21 jjShhk    21 j
     khhShhAhllllkhhShhAhllllkhhhShhAh


2dec.agh - read one byte from stdin and print 
           it's decimal value to stdout.
