pragma solidity ^0.4.24; import "../token/ERC20/ERC20.sol"; import "../crowdsale/validation/TimedCrowdsale.sol"; contract TimedCrowdsaleImpl is TimedCrowdsale { constructor ( uint256 _openingTime, uint256 _closingTime, uint256 _rate, address _wallet, ERC20 _token ) public Crowdsale(_rate, _wallet, _token) TimedCrowdsale(_openingTime, _closingTime) { } }