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Hackathon.sol

pragma solidity ^0.4.0;

import "./Ownable.sol";
import "./SafeMath.sol";

contract HackathonFactory is Ownable {
    address public owner;

    event HackathonCreated(
        address indexed _owner,
        address indexed _contract
    );
    
    function HackathonFactory() public {
    }
    
    function CreateHackathon( 
        bool _hasUpperLimit,
        uint256 _crowdUpperLimit,
        uint256 _crowdLowerLimit,
        uint256 _closingCrowd,
        uint256 _closingSignUp,
        uint256 _closingMatch,
        uint256 _closingVote,
        uint256 _deposit,
        uint256 _signUpFee,
        uint256 _champBonus,
        uint256 _secondBonus,
        uint256 _thirdBonus,
        uint256 _voteBonus
    ) public payable {
        Hackathon hackathon = new Hackathon(
            _hasUpperLimit,
            _crowdUpperLimit,
            _crowdLowerLimit,
            _closingCrowd,
            _closingSignUp,
            _closingMatch,
            _closingVote,
            _deposit,
            _signUpFee,
            _champBonus,
            _secondBonus,
            _thirdBonus,
            _voteBonus 
        );
        HackathonCreated(msg.sender, address(hackathon));
    }
}

contract HackathonState {
    enum State { Created, Offering, SignUp, Matching, Voting, End } // Enum
    State state;
    // Modifiers can receive arguments:
    modifier requireState(State _state) {
        require(state == _state);
        _;
    }
}

contract Hackathon is Ownable, HackathonState {
    using SafeMath for uint256;

    uint256 public initFound;
    uint256 public totalFound;

    bool public hasUpperLimit;
    uint256 public crowdUpperLimit;
    uint256 public crowdLowerLimit;
    uint256 public closingCrowd;
    uint256 public closingSignUp;
    uint256 public closingMatch;
    uint256 public closingVote;

    uint256 public deposit;
    uint256 public signUpFee;
    
    uint256 public champBonus;
    uint256 public secondBonus;
    uint256 public thirdBonus;
    uint256 public voteBonus;
    
    mapping(address => bytes32) public teams;
    mapping(address => uint256) public crowds;

    function Hackathon(
        bool _hasUpperLimit,
        uint256 _crowdUpperLimit,
        uint256 _crowdLowerLimit,
        uint256 _closingCrowd,
        uint256 _closingSignUp,
        uint256 _closingMatch,
        uint256 _closingVote,
        uint256 _deposit,
        uint256 _signUpFee,
        uint256 _champBonus,
        uint256 _secondBonus,
        uint256 _thirdBonus,
        uint256 _voteBonus
    ) public payable {
        require(_crowdLowerLimit >= msg.value);
        if (_hasUpperLimit) {
            require(_crowdLowerLimit <= _crowdUpperLimit);
        }
        
        require(_closingCrowd > block.timestamp);
        require(_closingCrowd < _closingSignUp);
        require(_closingSignUp < _closingMatch);
        require(_closingMatch < _closingVote);

        require(_champBonus <= 100);
        require(_secondBonus <= 100);
        require(_thirdBonus <= 100);
        require(_voteBonus <= 100);
        require(_champBonus.add(_secondBonus).add(_thirdBonus).add(_voteBonus) == 100); 
    
        initFound = msg.value;
        totalFound = msg.value;
        hasUpperLimit = _hasUpperLimit;

        crowdUpperLimit = _crowdUpperLimit;
        crowdLowerLimit = _crowdLowerLimit;
        closingCrowd = _closingCrowd;
        closingSignUp = _closingSignUp;
        closingMatch = _closingMatch;
        closingVote = _closingVote;
        deposit = _deposit;
        signUpFee = _signUpFee;
        
        champBonus = _champBonus;
        secondBonus = _secondBonus;
        thirdBonus = _thirdBonus;
        voteBonus = _voteBonus;
    }
}

Ownable.sol

pragma solidity ^0.4.0;


/**
 * @title Ownable
 * @dev The Ownable contract has an owner address, and provides basic authorization control
 * functions, this simplifies the implementation of "user permissions".
 */
contract Ownable {
  address public owner;


  event OwnershipRenounced(address indexed previousOwner);
  event OwnershipTransferred(
    address indexed previousOwner,
    address indexed newOwner
  );


  /**
   * @dev The Ownable constructor sets the original `owner` of the contract to the sender
   * account.
   */
  function Ownable() public {
    owner = msg.sender;
  }

  /**
   * @dev Throws if called by any account other than the owner.
   */
  modifier onlyOwner() {
    require(msg.sender == owner);
    _;
  }

  /**
   * @dev Allows the current owner to relinquish control of the contract.
   * @notice Renouncing to ownership will leave the contract without an owner.
   * It will not be possible to call the functions with the `onlyOwner`
   * modifier anymore.
   */
  function renounceOwnership() public onlyOwner {
    OwnershipRenounced(owner);
    owner = address(0);
  }

  /**
   * @dev Allows the current owner to transfer control of the contract to a newOwner.
   * @param _newOwner The address to transfer ownership to.
   */
  function transferOwnership(address _newOwner) public onlyOwner {
    _transferOwnership(_newOwner);
  }

  /**
   * @dev Transfers control of the contract to a newOwner.
   * @param _newOwner The address to transfer ownership to.
   */
  function _transferOwnership(address _newOwner) internal {
    require(_newOwner != address(0));
    OwnershipTransferred(owner, _newOwner);
    owner = _newOwner;
  }
}

SafeMath.sol

pragma solidity ^0.4.0;


/**
 * @title SafeMath
 * @dev Math operations with safety checks that throw on error
 */
library SafeMath {

  /**
  * @dev Multiplies two numbers, throws on overflow.
  */
  function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
    // Gas optimization: this is cheaper than asserting 'a' not being zero, but the
    // benefit is lost if 'b' is also tested.
    // See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
    if (a == 0) {
      return 0;
    }

    c = a * b;
    assert(c / a == b);
    return c;
  }

  /**
  * @dev Integer division of two numbers, truncating the quotient.
  */
  function div(uint256 a, uint256 b) internal pure returns (uint256) {
    // assert(b > 0); // Solidity automatically throws when dividing by 0
    // uint256 c = a / b;
    // assert(a == b * c + a % b); // There is no case in which this doesn't hold
    return a / b;
  }

  /**
  * @dev Subtracts two numbers, throws on overflow (i.e. if subtrahend is greater than minuend).
  */
  function sub(uint256 a, uint256 b) internal pure returns (uint256) {
    assert(b <= a);
    return a - b;
  }

  /**
  * @dev Adds two numbers, throws on overflow.
  */
  function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
    c = a + b;
    assert(c >= a);
    return c;
  }
}