Can you shade the rogue numbers in all the other cells, so that the finished grid has the numbers 1 to 6, once only, in every row, column and coloured rectangle?
A | B | C | D | E | F | ||||||||
G | 1 | 5 | 3 | 2 | 5 | 3 | 4 | 1 | 3 | 6 | 1 | 4 | |
2 | 3 | 1 | 4 | 1 | 2 | 6 | 5 | 4 | 1 | 5 | 2 | ||
H | 4 | 5 | 2 | 3 | 4 | 3 | 5 | 1 | 2 | 3 | 6 | 5 | |
2 | 6 | 1 | 5 | 2 | 1 | 3 | 4 | 1 | 5 | 4 | 3 | ||
I | 6 | 1 | 2 | 3 | 1 | 5 | 2 | 6 | 5 | 4 | 3 | 6 | |
3 | 2 | 5 | 1 | 6 | 2 | 4 | 5 | 3 | 2 | 5 | 2 | ||
J | 6 | 1 | 4 | 5 | 1 | 3 | 5 | 6 | 2 | 3 | 1 | 3 | |
2 | 3 | 1 | 6 | 4 | 5 | 3 | 1 | 5 | 6 | 5 | 2 | ||
K | 5 | 4 | 3 | 1 | 5 | 4 | 2 | 3 | 1 | 2 | 3 | 4 | |
6 | 1 | 4 | 5 | 2 | 6 | 5 | 4 | 3 | 4 | 5 | 6 | ||
L | 1 | 2 | 5 | 4 | 3 | 4 | 6 | 2 | 6 | 1 | 2 | 1 | |
3 | 6 | 1 | 2 | 5 | 2 | 1 | 5 | 2 | 3 | 6 | 4 |
