diff --git a/solution_2 b/solution_2
new file mode 100644
index 00000000..b33abdd9
--- /dev/null
+++ b/solution_2
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.9;
+
+import "@openzeppelin/contracts@4.8.2/token/ERC20/ERC20.sol";
+import "@openzeppelin/contracts@4.8.2/access/Ownable.sol";
+
+contract Sanayagrover is ERC20, Ownable {
+    constructor() ERC20("sanayagrover", "SG") {
+        _mint(msg.sender, 888000 * 10 ** decimals());
+    }
+
+    function mint(address to, uint256 amount) public onlyOwner {
+        _mint(to, amount);
+    }
+}
+
+# Contract Address
+https://explorer.public.zkevm-test.net/address/0x491BF230564EBd00a9a640514934115E13acdD56
+
+# Transaction Address
+https://explorer.public.zkevm-test.net/tx/0x7c50513bb196e43c607de4d58410bb7bf65958a9a8ada6c373dd91e8d9b82a5a
diff --git a/solution_3 b/solution_3
new file mode 100644
index 00000000..30740a64
--- /dev/null
+++ b/solution_3
@@ -0,0 +1,15 @@
+ transaction URL:https://explorer.public.zkevm-test.net/tx/0xa179843da39b7acc3391f34bcb66c2f0aa30b364ca83a9a952ad2e6350ceb956
+
+```
+const { ethers } = require('ethers');
+require('dotenv').config();
+const abi = require('../artifacts/contracts/zkThon.sol/zkThon.json').abi;
+const contractAddress = '0x3ac587078b344a3d27e56632dff236f1aff04d56';
+const provider = new ethers.providers.JsonRpcProvider('https://rpc.public.zkevm-test.net');
+const signer = new ethers.Wallet(process.env.PRIVATE_KEY, provider);
+const contract = new ethers.Contract(contractAddress, abi, signer);
+async function call() {
+  await contract.submitUsername('sanaya888grover');
+}
+call();
+```