num_strings=10;
max_length_strings=8;
max_length_median=8;
max_char=4;
strings=[|4,3,4,2,0,0,0,0|2,1,2,4,1,4,0,0|4,0,0,0,0,0,0,0|1,4,3,2,2,3,2,0|3,3,2,3,1,2,0,0|3,0,0,0,0,0,0,0|1,4,3,2,0,0,0,0|1,3,3,3,4,2,3,0|2,1,2,0,0,0,0,0|1,2,3,4,3,0,0,0|];
str_length=[4,6,1,7,6,1,4,7,3,5];