function AmazingCoin() public {
        balances[msg.sender] = 210000000000000000000000000;               
        totalSupply = 210000000000000000000000000;                        
        name = "AmazingCoin";                                   
        decimals = 18;                                               
        symbol = 'AMZN';                                             
        unitsOneEthCanBuy = 21000;                                      
        fundsWallet = msg.sender;                                    
    }