sesameJar

struct Player: 
    id : uint256
    playerAddress : address
    wager : wei_value 
    
GameBegan : event({_firstPlayer : address, _amount : wei_value})

    
wager : public(wei_value)
winner : public(uint256)

sesameJar

pragma solidity ^0.5.0;
// pragma experimental ABIEncoderV2;

import "github.com/oraclize/ethereum-api/provableAPI.sol";

contract CoinFlip is usingProvable {
    constructor() payable public {
        
    }
    uint public winner;

sesameJar

pragma solidity ^0.5.0;
// pragma experimental ABIEncoderV2;

contract CoinFlip {
    uint public winner;
    mapping (uint => player) public players;
    uint public wager;
    struct player {
        uint id;
        address payable playerAddress;

sesameJar

pragma solidity ^0.5.0;

library simpleCalculator  {
    
    event actionHappened(string action, uint result);
    
    function addition(uint a, uint b) public{
        emit actionHappened("addition", a+b);
    }
    

sesameJar

pragmra solidity 0.5.4;

contract Voting {
    
}

sesameJar

pragma solidity ^0.5.0;

interface CoinFlipGameInterface {
    function bet() external payable;
    function maxBet() external view returns(uint256);
}

contract CoinFlipHack {
    
    constructor(address payable coinFliGame) public payable{