Can we encrypt without converting it to numerical?

contains of my csv file

false,false,true,true,true,false,true,true,true,false,false,false,false,true,false,true,true,false,false,true,true,false

false,true,false,false,true,true,true,false,true,false,false,false,true,true,false,true,false,true,false,true,false,false

false,false,false,true,false,true,false,true,true,false,false,true,true,true,false,true,false,false,true,true,false,true

true,false,true,false,false,true,true,false,false,true,false,true,false,false,false,true,false,true,false,false,false,false

false,true,false,false,false,false,false,true,true,false,true,false,false,false,true,true,false,false,false,true,false

If this the contains of my data set . can we encrypt without converting it to numerical ?
if possible please give some code corresponding of it?

Hi!
You can parse the csv values to rust boolean like you would do in any rust project, using your own implementation or an existing crate like this one.

To encrypt the boolean values, you can use the FheBool type from TFHE-rs: FheBool in tfhe - Rust.