bool useLaunchFee = !exemptFee[sender] &&
!exemptFee[recipient] &&
block.number < genesis_block + deadline;

//set fee to zero if fees in contract are handled or exempted
if (_interlock || exemptFee[sender] || exemptFee[recipient])
fee = 0;

//calculate fee
else if (recipient == pair && !useLaunchFee) {
feeswap =
sellTaxes.liquidity +
sellTaxes.marketing;
feesum = feeswap;
currentTaxes = sellTaxes;
} else if (!useLaunchFee) {
feeswap =
taxes.liquidity +
taxes.marketing;
feesum = feeswap;
currentTaxes = taxes;
} else if (useLaunchFee) {
feeswap = launchtax;
feesum = launchtax;
}
…
// can't set more than 5 blocks
function updatedeadline(uint256 _deadline) external onlyOwner {
require(!tradingEnabled, "Can't change when trading has started");
require(_deadline < 5,"Deadline should be less than 5 Blocks");
deadline = _deadline;
}

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