How to get output?

Answer 1

in which programming

Answer 2

C#

Answer 3

You can use Console.Writeline("your output");
It's unclear what kind of output you are looking for?

Answer 4

I am doing the basic concepts write here and they are asking the output of 15 and 6

Answer 5

var x = 15;
var y = 6;
var z = x + y;
Console.WriteLine(quot;output of {x} and {y} is {z}");

Answer 6

in case of just any text that don't require declaration

use
Console.WriteLine(" your text between the quotes");