stuck, 71 bytes

Result

WA

Duration

526ms

Code [DL]

ssss["x:map(int,x.split())"mT"x:[x[i]-x[3] for i in range(3)]"mTu]u]u][

stdin

66 45 35
73 52 08
40 33 08
25 96 47

stdout

[[15, -63, -39], 41, -51, -12, 48, -44, -39]

stderr

strace