interface IERC20Ext is IERC20 {
    /**
     * @dev This function is required as Kyber requires to interact
     *      with token.decimals() with many of its operations.
     */
    function decimals() external view returns (uint8 digits);
}
/**
 * @dev Interface extending ERC20 standard to include decimals() as
 *      it is optional in the OpenZeppelin IERC20 interface.
 */
function decimals() external view returns (uint8 digits);

/**
 * @dev This function is required as Kyber requires to interact
 *      with token.decimals() with many of its operations.
 */