DAO代幣流動性質押挖礦分紅系統開發（開發詳細）及邏輯原始碼

　　從技術角度來講，智慧合約被認為是網路伺服器，只是這些伺服器並不是使用IP地址架設在網際網路上，而是架設在區塊鏈上。從而可以在其上面執行特定的合約程式。

　　但是與網路伺服器不同的是，所有人都可以看到智慧合約，因為這些智慧合約的程式碼和狀態都在區塊鏈上（假設區塊鏈是公開的）。而且，與網路伺服器不同的是，智慧合約不依賴某個特定的硬體裝置，事實上，智慧合約的程式碼由所有參與挖礦的裝置來執行。

　　#notice Convert Tokens(self.token)to Tokens(exchange_addr.token).

   #dev Allows trades through contracts that were not deployed from the same factory.

　　#dev User specifies exact input and minimum output.

　　#param tokens_sold Amount of Tokens sold.關於區塊鏈專案技術開發唯:yy625019，代幣發行、dapp智慧合約開發、鏈遊開發、多鏈錢包開發

　　交易所開發、量化合約開發、互助遊戲開發、Nft數字藏品開發、眾籌互助開發、元宇宙開發、swap開發、

　　鏈上合約開發、ido開發、商城開發等，開發過各種各樣的系統模式，更有多種模式、制度、案例、後臺等，成熟技術團隊，歡迎實體參考。

　　#param min_tokens_bought Minimum Tokens(token_addr)purchased.

　　#param min_eth_bought Minimum ETH purchased as intermediary.

　　#param deadline Time after which this transaction can no longer be executed.

　　#param exchange_addr The address of the exchange for the token being purchased.

　　#return Amount of Tokens(exchange_addr.token)bought.

　　public

　　def tokenToExchangeSwapInput(tokens_sold:uint256,min_tokens_bought:uint256,min_eth_bought:uint256(wei),deadline:timestamp,exchange_addr:address)->uint256:

　　return self.tokenToTokenInput(tokens_sold,min_tokens_bought,min_eth_bought,deadline,msg.sender,msg.sender,exchange_addr)

　　#notice Convert Tokens(self.token)to Tokens(exchange_addr.token)and transfers

　　#Tokens(exchange_addr.token)to recipient.

　　#dev Allows trades through contracts that were not deployed from the same factory.

　　#dev User specifies exact input and minimum output.

　　#param tokens_sold Amount of Tokens sold.

　　#param min_tokens_bought Minimum Tokens(token_addr)purchased.

　　#param min_eth_bought Minimum ETH purchased as intermediary.

　　#param deadline Time after which this transaction can no longer be executed.

　　#param recipient The address that receives output ETH.

　　#param exchange_addr The address of the exchange for the token being purchased.

　　#return Amount of Tokens(exchange_addr.token)bought.

　　public

　　def tokenToExchangeTransferInput(tokens_sold:uint256,min_tokens_bought:uint256,min_eth_bought:uint256(wei),deadline:timestamp,recipient:address,exchange_addr:address)->uint256:

　　assert recipient!=self

　　return self.tokenToTokenInput(tokens_sold,min_tokens_bought,min_eth_bought,deadline,msg.sender,recipient,exchange_addr)

　　#notice Convert Tokens(self.token)to Tokens(exchange_addr.token).

　　#dev Allows trades through contracts that were not deployed from the same factory.

　　#dev User specifies maximum input and exact output.

　　#param tokens_bought Amount of Tokens(token_addr)bought.

　　#param max_tokens_sold Maximum Tokens(self.token)sold.

　　#param max_eth_sold Maximum ETH purchased as intermediary.

　　#param deadline Time after which this transaction can no longer be executed.

　　#param exchange_addr The address of the exchange for the token being purchased.

　　#return Amount of Tokens(self.token)sold.

　　public

　　def tokenToExchangeSwapOutput(tokens_bought:uint256,max_tokens_sold:uint256,max_eth_sold:uint256(wei),deadline:timestamp,exchange_addr:address)->uint256:

　　return self.tokenToTokenOutput(tokens_bought,max_tokens_sold,max_eth_sold,deadline,msg.sender,msg.sender,exchange_addr)

　　#notice Convert Tokens(self.token)to Tokens(exchange_addr.token)and transfers

　　#Tokens(exchange_addr.token)to recipient.

　　#dev Allows trades through contracts that were not deployed from the same factory.

　　#dev User specifies maximum input and exact output.

　　#param tokens_bought Amount of Tokens(token_addr)bought.

　　#param max_tokens_sold Maximum Tokens(self.token)sold.

　　#param max_eth_sold Maximum ETH purchased as intermediary.

　　#param deadline Time after which this transaction can no longer be executed.

　　#param recipient The address that receives output ETH.

　　#param token_addr The address of the token being purchased.

　　#return Amount of Tokens(self.token)sold.

　　public

　　def tokenToExchangeTransferOutput(tokens_bought:uint256,max_tokens_sold:uint256,max_eth_sold:uint256(wei),deadline:timestamp,recipient:address,exchange_addr:address)->uint256:

　　assert recipient!=self

　　return self.tokenToTokenOutput(tokens_bought,max_tokens_sold,max_eth_sold,deadline,msg.sender,recipient,exchange_addr)