Data for methods 1 and 2:

     1  2  3  4  5
  1  2  1  2  3  3
  2  4  5  4  4  3
  3  9  8  8  7  7
  4  6  7  7  8  8
  5  1  0  1  2  1
  6  10 11 9  10 9


Data for methods 3-7:

     1  2  3  4  5
  1  2  1  2  3  3
  3  9  8  8  7  7
  4  6  7  7  5  6
  2  4  5  4  4  3
  5  1  0  1  2  1
  6  3  5  4  4  3

     
  1  2  1  2  3  3
  2  4  5  4  4  3
  3  6  7  7  8  8
  4  7  9  8  7  7
  5  1  0  1  2  1
  6  6  7  6  5  6


  1  2  1  2  3  3
  2  4  5  4  4  3
  3  9  8  8  7  7
  4  6  7  7  8  8
  5  1  0  1  2  1
  6  2  2  3  2  2


Data for method 8:

         1  2  3  1  1  2  3  4  5    
     1   1  2  3  2  2  1  2  3  3    
     2   1  2  3  2  9  7  8  8  8    
     3   2  1  2  3  6  7  7  5  7    
     4   2  1  2  3  4  5  4  4  4    
     5   3  3  1  1  1  1  1  2  2    
     6   3  3  1  1  3  5  4  4  5