PayoutHelperLib

function isValidPayoutArray(
    uint256[] memory payouts
) internal pure returns (bool)

import { PayoutHelperLib } from "./libraries/PayoutHelperLib.sol";

contract Example {
    using PayoutHelperLib for *;
    
    function validatePayout(uint256[] memory payouts) public pure returns (bool) {
        require(
            PayoutHelperLib.isValidPayoutArray(payouts),
            "Invalid payout array"
        );
        return true;
    }
    
    function exampleUsage() public pure {
        uint256[] memory validPayout1 = new uint256[](2);
        validPayout1[0] = 1;
        validPayout1[1] = 0;
        // Returns true
        
        uint256[] memory validPayout2 = new uint256[](2);
        validPayout2[0] = 0;
        validPayout2[1] = 1;
        // Returns true
        
        uint256[] memory validPayout3 = new uint256[](2);
        validPayout3[0] = 1;
        validPayout3[1] = 1;
        // Returns true
        
        uint256[] memory invalidPayout = new uint256[](2);
        invalidPayout[0] = 0;
        invalidPayout[1] = 0;
        // Returns false
    }
}