ndexvictoria

pragma solidity ^0.4.21;



interface tokenRecipient { function receiveApproval(address _from, uint256 _value, address _token, bytes _extraData) external; }

contract NDEX {
    // Public variables of the token
    string public name = "nDEX";
    string public symbol = "NDX";

ndexvictoria

pragma solidity ^0.4.9;

contract SafeMath {
  function safeMul(uint a, uint b) internal returns (uint) {
    uint c = a * b;
    assert(a == 0 || c / a == b);
    return c;
  }

  function safeSub(uint a, uint b) internal returns (uint) {