demo it's just for practice

[Happy-beep-hash]

// contract Test {
//     // Declaring state
//     // variables
//     uint256 num1 = 2;
//     uint256 num2 = 4;

//     // Defining view function to
//     // calculate product and sum
//     // of 2 numbers
//     function getResult() public view returns (uint256 product, uint256 sum) {
//         uint256 num1 = 10;
//         uint256 num2 = 16;
//         product = num1 * num2;
//         sum = num1 + num2;
//     }
// }

hii am running through this error

Warning: This declaration shadows an existing declaration. 

[alfaqi]

what is this,
just comments.