pragma solidity ^0.4.11;
contract sm1{
    event RequessToPasMessage(
        address _eth,
        bytes _dat
    );

    function transwerMessage(address _a, bytes _b){
        RequessToPasMessage(_a, _b);
    }
}





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pragma solidity ^0.4.24;

contract sm2{
    uint cnt;
    address last;
    mapping (address => bool) public volid;

    function addValid(){
        volid[0xe868b537d601a40244bca72f7a7bf71ecb966dda] = true;
        volid[0x570921b1bc7d749f13a162fb5f1c89e0aaa7aba8] = true;
        cnt = 0;
    }

    event MessageSucessfulPassed(address indexed addre,bytes  byt);
    event MessagePassFail(address indexed ad,bytes by);


    function PassMesage (address _sign, address _addre, bytes _data){
        if(volid[_sign]==true){
            cnt++;
            volid[_sign] = false;
        }
        if(cnt == 2){
            if(_addre.call(_data)==true){
                MessageSucessfulPassed(_addre,_data);
                require(false);
            }
            else{
                MessagePassFail(_addre,_data);
                require(false);
            }
        }
    }
}