alpha2bin.m array_of7_2_string.m cell_2_textfile.m char_cut_num_char.m code_in_matrix.m codi.m dec_2_bin.m dec2bin2.m div2.m find_ele_position.m getbackfiles.m hide_operation.m make.fig make.m match_binary.m text_length_char.m text_length_num.m