diff --git a/OP hazi.sol b/OP hazi.sol
new file mode 100644
index 0000000..4826252
--- /dev/null
+++ b/OP hazi.sol	
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+pragma solidity ^0.8.11;
+
+contract winfreemoney {
+
+    address public admin;
+    address payable[] public participants;
+
+    event info(
+        uint256 date
+    );
+        
+        constructor(){
+        admin = msg.sender;
+    }
+
+
+    function freeBalance() public view returns (uint256){                                   // összes pénz
+
+        return address(this).balance;
+    }
+
+    function getparticipants() public view returns (address payable[] memory){
+
+         return participants;
+    }
+
+
+    function participate() external payable{                              //neve és address-e a belépőnek
+            require(msg.value > .1 ether);                                 //0.1 ether belépési dij
+            participants.push(payable(msg.sender));
+            emit info(block.timestamp);                                    // aktualis idöpont
+    }    
+
+    function randomnumber() private view returns (uint256){                                     // random szám generátor
+
+        return uint256(keccak256(abi.encodePacked(admin, block.timestamp)));
+    }
+
+    function yourwinner () public { 
+        require(msg.sender == admin);                                                           // csak az admin használhatja
+        uint256 index = randomnumber() %   participants.length;                                    // nyertes választása
+        participants[index].transfer(address(this).balance);                                     // transfer money
+
+        participants = new address payable[](0);                                                //reset the contract
+        
+    }        
+
+    function ertek () public pure returns (uint256){                                            // csak megadunk egy random értéket
+
+        return 42;
+    }
+
+
+}
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