. . . 8  . 3 C .  . 1 . 2
. . A 5  . . 2 1  . . 3 .
2 1 . C  6 . . 4  . . . A

. 2 . .  9 6 . .  7 . A 5
. . . .  C 2 . .  3 . . .
A . . .  . . . .  6 . . 8

7 5 2 A  . . . B  4 . . .
. 9 . 6  . 5 8 .  . . . B
8 . B .  4 A . .  . 9 . .

. 8 . B  2 . 7 6  . 3 . C
. A . .  . . . C  9 . 2 .
C . . .  . . . 9  1 B 6 4
==
Solution
9 7 6 8  A 3 C 5  B 1 4 2
4 B A 5  8 9 2 1  C 7 3 6
2 1 3 C  6 7 B 4  8 5 9 A

B 2 1 3  9 6 4 8  7 C A 5
5 6 8 7  C 2 1 A  3 4 B 9
A 4 C 9  7 B 5 3  6 2 1 8

7 5 2 A  3 C 9 B  4 6 8 1
3 9 4 6  1 5 8 7  2 A C B
8 C B 1  4 A 6 2  5 9 7 3

1 8 9 B  2 4 7 6  A 3 5 C
6 A 5 4  B 1 3 C  9 8 2 7
C 3 7 2  5 8 A 9  1 B 6 4
==
Name: 12 x 12 Giant Sudoku
URL: https://puzzlemadness.co.uk/12by12giantsudoku/medium/2022/2/24
Runtime: 00:29:18.4031
Lengths: 224847 (subject) & 63780 (pattern)
Number of statements: 1813