How to solve the error Not enough input arguments?

i am trying to create and enter the current folder using this code:

mkdir(strcat('s',num2str(n)));
cd(strcat('s',num2str(n)));

matlab is giving error not enough inpur arguments. Please help me solve this issue.

whats wrong in the code. Please provide the correct code as i need it uregently for my project.

Answer 1

[Walter Roberson]

if ~exist('n', 'var')
  error('You need to define n to use this code');
end
foldername = sprintf('s%d', n);
if ~exist(foldername, 'dir')
  mkdir(foldername);
end
cd(foldername);