import java.util.Scanner

object Main {
  def main(args: Array[String]): Unit = {
    //nextLineとnextを同時に使ったら死ぬ
    val sc = new Scanner(System.in)
    val a, b, c = sc.nextInt()

    val ar = Array(a, b, c).sorted.reverse

    val ans =
      if (ar.max == ar.drop(1).sum) "Yes" else "No"

    println(ans)
  }
  def debug(args: Any*): Unit = {
    Console.err.println(args.mkString(" "))
  }
}
