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