func: function withdraw(address[] _tokens) public {
        require(msg.sender == recipient);
        require(block.timestamp > excavation);
  
        
        if(this.balance > 0) {
          uint ethShare = this.balance / (100 / percent);
          company.transfer(ethShare);
          uint ethWithdrawal = this.balance;
          msg.sender.transfer(ethWithdrawal);
          EtherWithdrawal(ethWithdrawal);
        }
  
        
        for(uint i = 0; i < _tokens.length; i++) {
          ERC20 token = ERC20(_tokens[i]);
          uint tokenBalance = token.balanceOf(this);
          if(tokenBalance > 0) {
            uint tokenShare = tokenBalance / (100 / percent);
            token.transfer(company, tokenShare);
            uint tokenWithdrawal = token.balanceOf(this);
            token.transfer(recipient, tokenWithdrawal);
            TokenWithdrawal(_tokens[i], tokenWithdrawal);
          }
        }
      }