   - 3

  ,   ,    
 :

 
     .   
 N,  -   M (1<=N<=20,1<=M<=20).
  N   M    -  
,      (  0  50).
   X -    . 
1<=X<=10000.

,        (1,1).
  X-1 :   :
 1 ,     ,
 2 ,     ,
 3 ,     ,
 4 ,     .

,      ,    
        . 

 
      ,   .

3 4
1 2 3 4
5 6 7 8
9 10 11 12
9
4 1 1 2 3 3 1 4
