```\\nfunction swapBack() private  {\\n    uint256 contractBalance = balanceOf(address(this));\\n    uint256 totalTokensToSwap = tokensForLiquidity +\\n        tokensForDevelopment +\\n        tokensForMarketing;\\n    bool success;\\n\\n    if (contractBalance == 0 || totalTokensToSwap == 0) {\\n        return;\\n    }\\n\\n    if (contractBalance > swapTokensAtAmount * 20) {\\n        contractBalance = swapTokensAtAmount * 20;\\n    }\\n\\n    // Halve the amount of liquidity tokens\\n    uint256 liquidityTokens = (contractBalance * tokensForLiquidity) / totalTokensToSwap / 2;\\n    uint256 amountToSwapForETH = contractBalance.sub(liquidityTokens);\\n\\n    uint256 initialETHBalance = address(this).balance;\\n\\n    swapTokensForEth(amountToSwapForETH);\\n\\n    uint256 ethBalance = address(this).balance.sub(initialETHBalance);\\n\\n    uint256 ethForDevelopment = ethBalance.mul(tokensForDevelopment).div(totalTokensToSwap);\\n    uint256 ethForMarketing = ethBalance.mul(tokensForMarketing).div(totalTokensToSwap);\\n\\n    uint256 ethForLiquidity = ethBalance - ethForDevelopment - ethForMarketing;\\n\\n    tokensForLiquidity = 0;\\n    tokensForDevelopment = 0;\\n    tokensForMarketing = 0;\\n\\n    (success, ) = address(developmentWallet).call{value: ethForDevelopment}("");\\n\\n    if (liquidityTokens > 0 && ethForLiquidity > 0) {\\n        addLiquidity(liquidityTokens, ethForLiquidity);\\n        emit SwapAndLiquify(\\n            amountToSwapForETH,\\n            ethForLiquidity,\\n            tokensForLiquidity\\n        );\\n    }\\n    (success, ) = address(marketingWallet).call{value: ethForMarketing}("");\\n}\\n```\\n