// SPDX-License-Identifier: MIT

pragma solidity 0.8.8;

contract SimpleStorage {

    uint256 favoriteNumber;

    function store(uint256 _favoriteNumber) public {
        favoriteNumber = _favoriteNumber;
    }
    
    function retrieve() public view returns (uint256){
        return favoriteNumber;
    }
    
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./SimpleStorage.sol";

contract StorageFactrory {

    SimpleStorage[] public simpleStorageArray;

    function createSimpleStorageContract() public {

        SimpleStorage simpleStorage = new SimpleStorage();
        simpleStorageArray.push(simpleStorage);
    }

    function sfStore(uint256 _simpleStorageIndex, uint256 _simpleStorageNumber) public {
        simpleStorageArray[_simpleStorageIndex].store(_simpleStorageNumber);
    }

    function sfRetrieve(uint256 _simpleStorageIndex) public view returns (uint256) {
        return simpleStorageArray[_simpleStorageIndex].retrieve();
    }
}