uint8 internal constant SCALE_OFFSET = 128;
uint256 internal constant SCALE = 1 << SCALE_OFFSET;
uint256 internal constant PRECISION = 1e18;
uint256 internal constant SQUARED_PRECISION = PRECISION * PRECISION;
uint256 internal constant MAX_FEE = 0.1e18;
uint256 internal constant MAX_PROTOCOL_SHARE = 2_500;
uint256 internal constant BASIS_POINT_MAX = 10_000;
uint256 internal constant MAX_LIQUIDITY_PER_BIN =
65251743116719673010965625540244653191619923014385985379600384103134737;
bytes32 internal constant CALLBACK_SUCCESS = keccak256("LBPair.onFlashLoan");