stuck, 24 bytes

Result

WA

Duration

501ms

Code [DL]

s' ',Q~gs' ',Q~0Gz"x:x"m

stdin

13 02 63
73 61 54
45 14 47
07 81 51

stdout

(13, 2, 63)[(73, 13), (61, 2), (54, 63)]

stderr

strace