pragma
solidity
^0.8.0;
import
"@openzeppelin/contracts/token/ERC20/ERC20.sol";
import
"@openzeppelin/contracts/access/Ownable.sol";
contract
QuantumReserveToken
is ERC20,
Ownable {
mapping(address
=> uint256)
public
stakes;
uint256 public
stakingRewardRate =
10;
event
Staked(address
user, uint256
amount);
function
stake(uint256
amount)
external {
require(amount
> 0,
"Amount must be greater than 0");
require(balanceOf(msg.sender) >=
amount,
"Insufficient balance");
_transfer(msg.sender, address(this), amount);
stakes[msg.sender] += amount;
emit
Staked(msg.sender, amount);
}
function
calculateReward(address
user)
public view
returns (uint256) {
return
stakes[user] * stakingRewardRate /
100;
}
}
Hi, I'm Easin Arafat
Computer Science Student | Blockchain & FinTech Developer
I am a Computer Science student specializing in Blockchain Development and FinTech, with strong expertise in Software Engineering, Databases, and Applied AI. Passionate about creating innovative solutions in smart contracts, decentralized applications, and secure systems.
