Axelar Network contest - Hawkeye's results

Use unchecked block for gas savings for the aforementioned lines using refactored code :

If(epoch>recentEpochs) {

unchecked{

lowerBoundOperatorEpoch=epoch-recentEpochs;

}

} else {

lowerBoundOperatorEpoch=uint256(0);

}

https://github.com/code-423n4/2022-04-axelar/blob/dee2f2d352e8f20f20027977d511b19bfcca23a3/src/AxelarGatewayMultisig.sol#L257

https://github.com/code-423n4/2022-04-axelar/blob/dee2f2d352e8f20f20027977d511b19bfcca23a3/src/AxelarGatewayMultisig.sol#L103

For line below, refactor based on code above(replace variable names) :

https://github.com/code-423n4/2022-04-axelar/blob/dee2f2d352e8f20f20027977d511b19bfcca23a3/src/AxelarGatewaySinglesig.sol#L54

https://github.com/code-423n4/2022-04-axelar/blob/dee2f2d352e8f20f20027977d511b19bfcca23a3/src/AxelarGatewaySinglesig.sol#L80