param n_lign:=19 ;
param n_col:=17 ;
param n_bloc_max:=3 ;
param bloc_lign:  1  2  3 := 
1     4   0   0  
2     6   0   0  
3     2   3   0  
4     2   2   0  
5     1   2   0  
6     1   2   0  
7     2   0   0  
8     2   0   0  
9     3   0   0  
10     3   0   0  
11     3   0   0  
12     4   6   1  
13     13   2   0  
14     16   0   0  
15     16   0   0  
16     15   0   0  
17     15   0   0  
18     13   0   0  
19     11   0   0  
;
 param bloc_col:  1  2  3 := 
1     3   0   0  
2     6   5   0  
3     2   8   0  
4     2   10   0  
5     3   11   0  
6     9   8   0  
7     7   7   0  
8     8   0   0  
9     8   0   0  
10     8   0   0  
11     8   0   0  
12     8   0   0  
13     8   0   0  
14     7   0   0  
15     5   0   0  
16     5   0   0  
17     4   0   0  
;