[Arrays-Solidity] #arrays

arrays.sol

pragma solidity 0.7.5;

contract HelloWorld {
        
    int [] numbers;//we initialize it empty
    
    
    function addNumber(int _number) public {
        numbers.push(_number);
    }
    
    function getNumber(uint _index) public view returns(int) {
        return numbers[_index];
    }
 }