interface IERC20Burnable is IERC20 {
    /**
     * @dev Destroys `amount` tokens from the caller.
     *
     * See {ERC20-_burn}.
     */
    function burn(uint256 amount) external;
}
/**
 * @dev Interface of the ERC20Burnable.
 */
function burn(uint256 amount) external;

/**
 * @dev Destroys `amount` tokens from the caller.
 *
 * See {ERC20-_burn}.
 */