golfscript, 90 bytes

Result

AC

Duration

588ms

Code [DL]

"
"/);{' '/}%(\{\.@[\]zip{{~}%{-}*}%}%.(([+]\((+{([+]++zip{{*}*}%{+}*}:p~\((+([+]\(p- 6/\;

stdin

64 87 04
72 29 76
83 05 67
95 87 04

stdout

11625

stderr

strace