function fastTokenSale(uint256 _totalSupply) public {
        require(wallets[uint8(Roles.manager)] == msg.sender);
        require(TokenSale == TokenSaleType.round1 && !isInitialized);
        token.mint(wallets[uint8(Roles.accountant)], _totalSupply);
        TokenSale = TokenSaleType.round2;
    }