Author: Robbie Buckingham
Using the clues in approximately the order
Center – Column 5 – Column 8 – Northeast – Column 6 – Column 7 – Column 4 – Row H – Row E – Row D – Column 1 – Row I – South – West – East – Row F – Southeast – Row G – Northwest – Row C – Column 3 – Column 9 – Southwest – Row B – Row A – North – Column 2
yields the unsolved grid
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | |
---|---|---|---|---|---|---|---|---|---|
A | 2 | 6 | 5 | ||||||
B | 6 | 7 | 1 | ||||||
C | 1 | 4 | 6 | ||||||
D | 9 | 1 | 8 | 2 | |||||
E | 3 | 9 | 6 | ||||||
F | 7 | 8 | 2 | 3 | |||||
G | 7 | 8 | 6 | ||||||
H | 8 | 9 | 3 | ||||||
I | 5 | 1 | 2 |
The solved grid is
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | |
---|---|---|---|---|---|---|---|---|---|
A | 8 | 7 | 2 | 1 | 3 | 9 | 4 | 6 | 5 |
B | 3 | 6 | 5 | 8 | 4 | 7 | 1 | 2 | 9 |
C | 1 | 9 | 4 | 5 | 2 | 6 | 3 | 7 | 8 |
D | 9 | 4 | 6 | 3 | 7 | 1 | 5 | 8 | 2 |
E | 2 | 5 | 3 | 4 | 9 | 8 | 6 | 1 | 7 |
F | 7 | 8 | 1 | 2 | 6 | 5 | 9 | 4 | 3 |
G | 4 | 3 | 9 | 7 | 1 | 2 | 8 | 5 | 6 |
H | 6 | 2 | 8 | 9 | 5 | 4 | 7 | 3 | 1 |
I | 5 | 1 | 7 | 6 | 8 | 3 | 2 | 9 | 4 |
Using the numbers from the solved grid, the number clues yield 9-14-20-18-21-19-9-15-14, or INTRUSION.