How to use comments in Solidity programming language ? 

function getResult() public view returns(uint)

{

   // This is a comment. It is similar to comments in C++

   /*

      * This is a multi-line comment in solidity

      * It is very similar to comments in C Programming

   */

   uint a = 1;

   uint b = 2;

   uint result = a + b;

   return result;

}