by@kcz146
WA
453ms
a=(`cat`) for z in {0..8};{ $[a[t=z]-=a[9+z%3],s+=z/6*a[z]*(a[++t%3+3]*a[q=++t%3]-a[q+3]*a[z%3])/6] } echo $s
72 33 49 03 71 17 65 05 90 04 83 22
9470
/volume/CODE: line 3: 0: command not found /volume/CODE: line 3: 0: command not found /volume/CODE: line 3: 0: command not found /volume/CODE: line 3: 0: command not found /volume/CODE: line 3: 0: command not found /volume/CODE: line 3: 0: command not found /volume/CODE: line 3: 162: command not found /volume/CODE: line 3: 5232: command not found /volume/CODE: line 3: 9470: command not found