9
8
7
6
5
4
3
2
1

1
2
3
4
5
6
7
8
9
10
11
12
 

SUMMARY

Help

 

Lulu has lost a gold coin in the sand. Try to find it !
Luckily, you've get a coin detector !

To choose a square, key in its coordinates (for instance 11,5 or 11;5), then click on "Validate".
If you find the coin, a "@" is displayed. If not, if you are far away from the coin, your coin detector displays "0". If you get nearer, it displays "1". A bit nearer, it displays "2". If you are quite close the coin it displays "3" (the information displayed by the coin detector are distributed around the coin as shown below :

0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
0
0
1
2
2
2
2
2
1
0
0
1
2
3
3
3
2
1
0
0
1
2
3
@
3
2
1
0
0
1
2
3
3
3
2
1
0
0
1
2
2
2
2
2
1
0
0
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0

Good luck !

Game