How can i create a square matrix from values that user inputs in a script?

The code for inputting values from the user is:

for i=1:n
   fprintf ('enter value %d: ',i);
   a(i)=input ('');
end
%Now how can I arrange those values into a square matrix?

Answer 1

[Walter Roberson]

reshape(a, sqrt(n), [])

[Arafa-Dilip]

Thank you