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Force solidity version > 0.8.0 to protect against under/overflows #33

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2 changes: 1 addition & 1 deletion contract/SimpleNft.sol
Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@
to the best of the developers' knowledge to work as intended.
*/

pragma solidity >=0.7.0 <0.9.0;
pragma solidity >=0.8.0 <0.9.0;

import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
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2 changes: 1 addition & 1 deletion contract/SimpleNftLowerGas.sol
Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,7 @@
using the code for your own project.
*/

pragma solidity >=0.7.0 <0.9.0;
pragma solidity >=0.8.0 <0.9.0;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/utils/Counters.sol";
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