...账和支付，以下是最后的代码：
```C++
// do the transfers and collect payment
if (zeroForOne) {
if (amount1 < 0) TransferHelper.safeTransfer(token1, recipient, uint256(-amount1));
uint256 balance0Before = balance0();
IUniswapV3SwapCallback(msg.sender).uniswapV3SwapC...
...ottery.reward, coin_balance);
// increment no of tickets bought and update players ticket record
let oldTicketsCount = lottery.noOfTickets;
let newTicketId = oldTicketsCount;
let newTotal = oldTicketsCount + noOfTickets;
while (newTicketId < newTotal) {...
...rently loading 4 of 11 items...
This might take a while so take a break and come back a bit later. In fact, just start a conversation on our [discord](https://discord.gg/ga8EJbv), read our [wikis](https://cryptokitties.opensea.io/), or browse our [marketplace](https://rinkeby.opensea.io/assets).
...
...be.com/watch?v=XmHBiFApDXA&ab_channel=CMUCylabCryptoSeminarSponsoredbyAlgorand) 和 [此博客文章](https://anthonyleezhang.substack.com/p/automated-market-making-and-loss) 中找到这些公式，以及关于这些数字是如何推导出来的技术解释，作者是 Anthony Lee Zhang，他是...