text: // function with curryng
  
  function sum(a) {
    return function(b) {
      return a+b
    }
  }
  
  const soma = sum(2)
  
  console.log(soma(3))
  console.log(soma(4))
  console.log(soma(5))
  
  // the same function without curryng
  
  function sum(x,y) {
    return x+y
  }
  
  console.log(sum(2,3))
  console.log(sum(2,4))
  console.log(sum(2,5))