String replace with next character

I have to create a function which take 2 input one is n number and on e is message if I call function (5,’why’)it will return next 5 char of ‘why’so output will be ‘bmd’

Answer 1

[JESUS DAVID ARIZA ROYETH]

solution:

function output=yourfunction(n,e)
output=char(mod(double(e)-97+n,26)+97);
end