Put the nine numbers 1 ~ 9 in the following box (without repetition or omission) so that the sum of the three numbers in each horizontal, vertical and horizontal direction is equal. Given that the position of number 8 is (3,1), write other numbers 3 □□□ 2 □□□ 1 □□8 1 2 3

Put the nine numbers 1 ~ 9 in the following box (without repetition or omission) so that the sum of the three numbers in each horizontal, vertical and horizontal direction is equal. Given that the position of number 8 is (3,1), write other numbers 3 □□□ 2 □□□ 1 □□8 1 2 3

According to Roberts Law:
3 2 7 6
2 9 5 1
1 4 3 8
1 2 3