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// SPDX-License-Identifier: MIT
pragma solidity 0.8.19;

contract BatchRead {
    struct Read {
        address to;
        bytes data;
    }

    function batchRead(Read[] calldata data) external view returns (bytes[] memory) {
        bytes[] memory results = new bytes[](data.length);
        for (uint256 i; i < data.length; i++) {
            (bool success, bytes memory result) = data[i].to.staticcall(data[i].data);
            require(success, "Static call failed");
            results[i] = result;
        }

        return results;
    }

    function balance(address addr) external view returns (uint256) {
        return addr.balance;
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 500
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

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[{"inputs":[{"internalType":"address","name":"addr","type":"address"}],"name":"balance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"to","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct BatchRead.Read[]","name":"data","type":"tuple[]"}],"name":"batchRead","outputs":[{"internalType":"bytes[]","name":"","type":"bytes[]"}],"stateMutability":"view","type":"function"}]

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