# 2-Deploy smart contract on Scroll

**Published by:** [amir askari](https://paragraph.com/@arzbama/)
**Published on:** 2023-04-10
**URL:** https://paragraph.com/@arzbama/2-deploy-smart-contract-on-scroll

## Content

1- go to thi site2- click “create new file” ex: arzbama_scroll.sol3- copy this code and paste in right panel// SPDX-License-Identifier: MIT pragma solidity ^0.8.4; interface IERC20 { event Transfer(address indexed from, address indexed to, uint256 value); event Approval(address indexed owner, address indexed spender, uint256 value); function totalSupply() external view returns (uint256); function balanceOf(address account) external view returns (uint256); function transfer(address to, uint256 amount) external returns (bool); function allowance(address owner, address spender) external view returns (uint256); function approve(address spender, uint256 amount) external returns (bool); function transferFrom( address from, address to, uint256 amount ) external returns (bool); } contract ERC20 is IERC20 { mapping(address => uint256) public override balanceOf; mapping(address => mapping(address => uint256)) public override allowance; uint256 public override totalSupply; string public name; string public symbol; uint8 public decimals = 18; address public owner; constructor(string memory name_, string memory symbol_){ name = name_; symbol = symbol_; owner = msg.sender; } function transfer(address recipient, uint amount) external override returns (bool) { balanceOf[msg.sender] -= amount; balanceOf[recipient] += amount; emit Transfer(msg.sender, recipient, amount); return true; } function approve(address spender, uint amount) external override returns (bool) { allowance[msg.sender][spender] = amount; emit Approval(msg.sender, spender, amount); return true; } function transferFrom( address sender, address recipient, uint amount ) external override returns (bool) { allowance[sender][msg.sender] -= amount; balanceOf[sender] -= amount; balanceOf[recipient] += amount; emit Transfer(sender, recipient, amount); return true; } function mint(uint amount) external { require(owner == msg.sender); balanceOf[msg.sender] += amount; totalSupply += amount; emit Transfer(address(0), msg.sender, amount); } function burn(uint amount) external { balanceOf[msg.sender] -= amount; totalSupply -= amount; emit Transfer(msg.sender, address(0), amount); } } 3- click compile 4-choose injected provider - metamask 5- type name_ and symbol_ with strings, such as tobber, tob. click the “transact” 6- type 18000000000000000000000000 to “mint” function and click “transact” copy the address of our token address free collect entry 7- go to this site and create liquidity <https://uniswap-v3.scroll.io/ >

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