Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

sy1978_zkThon #367

Open
wants to merge 3 commits into
base: main
Choose a base branch
from
Open
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
1 change: 1 addition & 0 deletions solution-1.md
Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
https://twitter.com/Ambi_Cafephile/status/1641894160730030080?s=20
23 changes: 23 additions & 0 deletions solution-2.md
Original file line number Diff line number Diff line change
@@ -0,0 +1,23 @@
Contract address - 0x2e6d93eec0f3ecb9d4b251cbc7d735aa02669a7c

Transaction URL - https://explorer.public.zkevm-test.net/tx/0x185a267e9bcceff1d06b2deda5c677a7de72780d85733e260f626d347afe43fb

```sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.7;

import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
import "@openzeppelin/contracts/access/Ownable.sol";

contract MyToken is ERC20, ERC20Burnable, Ownable{

constructor() ERC20("EssVee", "SV"){
_mint(msg.sender, 1000000 * 10 ** decimals());//whoever deployes the contract will own all the tokens
}

function mint(address to, uint256 amount) public onlyOwner{
_mint(to, amount);
}
}
```
35 changes: 35 additions & 0 deletions solution-3.md
Original file line number Diff line number Diff line change
@@ -0,0 +1,35 @@
Transaction URL - https://explorer.public.zkevm-test.net/tx/0x225434340b65232b5e2c34b77584a363a7aeb34e9790a04219de3da6b57935c6

Contract address - 0x2e6d93eec0f3ecb9d4b251cbc7d735aa02669a7c

```js
const Web3 = require('web3');
const tokenAbi = process.env.TOKEN_ABI;

const web3 = new Web3(new Web3.providers.HttpProvider('http://localhost:8545'));

const tokenAddress = '0x2e6d93eec0f3ecb9d4b251cbc7d735aa02669a7c'; // Replace with the address of your token
const fromAddress = '0xCf270b31d7d047220717AB66b1C7DAC5cb1Ad0e7'; // Replace with the address you want to mint tokens from
const privateKey = 'YOUR_PRIVATE_KEY'; // Replace with your private key

const token = new web3.eth.Contract(tokenAbi, tokenAddress);

async function mintToken(toAddress, amount) {
const nonce = await web3.eth.getTransactionCount(fromAddress);
const gasPrice = await web3.eth.getGasPrice();

const txParams = {
nonce: nonce,
gasPrice: gasPrice,
gasLimit: 500000,
to: tokenAddress,
value: 0,
data: token.methods.mint(toAddress, amount).encodeABI()
};

const signedTx = await web3.eth.accounts.signTransaction(txParams, privateKey);
const txReceipt = await web3.eth.sendSignedTransaction(signedTx.rawTransaction);
}

mintToken('Address', 100000);
```