Programming Homework Help

I want to have three to five rotor sets in the string or char array. array should be in diagonalot . loop has to be in prime number plus I don’t want my loop will start from zero.

if user input will match with rotor1 then Rotor1 will match rotor2 and…r2 with r3…r3..4….r4…5

this question is from one of my class Object Oriented Programming and I want to request my tutor to do program of enigma machine encryptor in Cshard, console application