creation_sourcecode: // SPDX-License-Identifier: MIT
  pragma solidity ^0.8.0;
  
  contract MultChainContract {
      string public name;
      string public symbol;
      uint8 public decimals;
      uint256 public totalSupply;
      uint256 public burnedTokens; // Variable to store the amount of burned tokens
  
      mapping(address => uint256) public balanceOf;
      mapping(address => mapping(address => uint256)) public allowance;
  
      event Transfer(address indexed from, address indexed to, uint256 value);
      event Approval(address indexed owner, address indexed spender, uint256 value);
  
      constructor(string memory _name, string memory _symbol, uint8 _decimals, uint256 _initialSupply) {
          name = _name;
          symbol = _symbol;
          decimals = _decimals;
          totalSupply = _initialSupply * 10 ** uint256(_decimals);
          balanceOf[msg.sender] = totalSupply;
          emit Transfer(address(0), msg.sender, totalSupply);
      }
  
      function transfer(address _to, uint256 _value) external returns (bool success) {
          require(_to != address(0), "ERC20: transfer to the zero address");
          require(balanceOf[msg.sender] >= _value, "ERC20: transfer amount exceeds balance");
          balanceOf[msg.sender] -= _value;
          balanceOf[_to] += _value;
          emit Transfer(msg.sender, _to, _value);
          return true;
      }
  
      function approve(address _spender, uint256 _value) external returns (bool success) {
          allowance[msg.sender][_spender] = _value;
          emit Approval(msg.sender, _spender, _value);
          return true;
      }
  
      function transferFrom(address _from, address _to, uint256 _value) external returns (bool success) {
          require(_from != address(0), "ERC20: transfer from the zero address");
          require(_to != address(0), "ERC20: transfer to the zero address");
          require(balanceOf[_from] >= _value, "ERC20: transfer amount exceeds balance");
          require(_value <= allowance[_from][msg.sender], "ERC20: transfer amount exceeds allowance");
          balanceOf[_from] -= _value;
          balanceOf[_to] += _value;
          allowance[_from][msg.sender] -= _value;
          emit Transfer(_from, _to, _value);
          return true;
      }
  
      // Function to retrieve the burned supply of the token
      function burnedSupply() external view returns (uint256) {
          return burnedTokens;
      }
  
      // Function to burn tokens
      function burn(uint256 _amount) external {
          require(balanceOf[msg.sender] >= _amount, "ERC20: burn amount exceeds balance");
          balanceOf[msg.sender] -= _amount;
          totalSupply -= _amount;
          burnedTokens += _amount;
          emit Transfer(msg.sender, address(0), _amount);
      }
  }