# Deploy Base Minimal Tokens Exercise

**Published by:** [DeeDoXD](https://paragraph.com/@deedoxd-2/)
**Published on:** 2024-06-17
**URL:** https://paragraph.com/@deedoxd-2/deploy-base-minimal-tokens-exercise

## Content

สำหรับใครที่ทำ Base Camp มาถึงข้อ 11 แล้วให้ใช้ code ดังต่อไปนี้เพื่อผ่านเควสนะครับcopy ไปแปะได้เลย อย่าลืม compiler ก่อน Deploy นะครับ// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; contract UnburnableToken { mapping(address => uint256) public balances; uint256 public totalSupply; uint256 public totalClaimed; error TokensClaimed(); error AllTokensClaimed(); error UnsafeTransfer(address addr); constructor() { totalSupply = 100000000; } function claim() public { if (totalClaimed >= totalSupply) { revert AllTokensClaimed(); } if (balances[msg.sender] > 0) { revert TokensClaimed(); } balances[msg.sender] = 1000; totalClaimed += 1000; } function safeTransfer(address _to, uint256 _amount) public { if (_to == address(0)) { revert UnsafeTransfer(_to); } if (address(_to).balance == 0) { revert UnsafeTransfer(_to); } if (balances[msg.sender] < _amount) { revert UnsafeTransfer(_to); } balances[msg.sender] -= _amount; balances[_to] += _amount; } } จากนั้นไป verify + claim 👇👇👇 https://docs.base.org/base-camp/docs/minimal-tokens/minimal-tokens-exercise จะได้ NFT Minimal Tokens NFT Badge Earned on Base Sepolia!

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