#![cfg(feature ="std")]usesuper::Felt;/// S-Box power for Rescue Prime hash function.
constALPHA:u64=7;/// Inverse S-Box power for Rescue Prime hash function.
constINV_ALPHA:u64=10540996611094048183;#[test]fntest_alphas(){let e: Felt =rand::random::<Felt>();let e_exp = e.exp_u64(ALPHA);assert_eq!(e, e_exp.exp_u64(INV_ALPHA));}