stuck, 138 bytes

Result

WA

Duration

484ms

Code [DL]

ssss["x:map(int,x.split())"mT"x:[x[3]-e for e in x]"mT]yu]u]u][______________1&u5&u6&*u3&u8&*-*u2&u3&u7&*u4&u6&*-*u0&u4&u8&*u5&u7&*-*++6/)

stdin

76 81 09
87 58 02
84 37 41
35 59 35

stdout

7330.0

stderr

strace