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use ark_ff::fields::{Fp256, MontBackend, MontConfig};
#[derive(MontConfig)]
#[modulus = "21888242871839275222246405745257275088548364400416034343698204186575808495617"]
#[generator = "5"]
pub struct FrConfig;
pub type Fr = Fp256<MontBackend<FrConfig, 4>>;