Functions In Javascript

 let prompt = require("prompt-sync")();

let alert = require("prompt-sync")({ sigint: true });

function oneplusavg(x,y){

  console.log("done")

  return 1 + (x+y)/2

}

let a = 1;

let b = 2;

let c = 3;

console.log("One Plus Avg Of a and b is" , oneplusavg(a , b))

console.log("One Plus Avg Of a and c is" ,oneplusavg(a , c))

console.log("One Plus Avg Of c and b is" , oneplusavg(b , c))