contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;

constructor (string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}

/**
* @return the name of the token.
*/
function name() public view returns (string memory) {
return _name;
}

/**
* @return the symbol of the token.
*/
function symbol() public view returns (string memory) {
return _symbol;
}

/**
* @return the number of decimals of the token.
*/
function decimals() public view returns (uint8) {
return _decimals;
}
}
/**
 * @title ERC20Detailed token
 * @dev The decimals are only for visualization purposes.
 * All the operations are done using the smallest and indivisible token unit,
 * just as on Ethereum all the operations are done in wei.
 */
function name() public view returns (string memory) {
return _name;
}

/**
 * @return the name of the token.
 */