poma

pragma solidity ^0.5.8;

contract MiMC {
  uint constant FIELD_SIZE = 21888242871839275222246405745257275088548364400416034343698204186575808495617;

  function MiMCSponge(uint256 xL, uint256 xR) public pure returns (uint256, uint256) {
    uint exp;
    uint t;
    uint xR_tmp;
    t = xL;