import scala.math._
import scala.collection.mutable.ListBuffer

object Main {
  //rt.gc()??§??¬??????????????¬?????????????????????
  //val rt = Runtime.getRuntime()
  val sc = new java.util.Scanner(System.in)
  def main(args: Array[String]) {
    while(true) {
      val n,k = sc.nextInt()
      if((n,k) == (0,0)) {
        return
      }

      val s = (1 to k).map(_ => sc.nextInt()).toArray
      for(_ <- 1 to n) {
        val b = (1 to k).map(_ => sc.nextInt())
        for(i <- 0 until k) {
          s(i) -= b(i)
        }
      }
      println(if(s.forall(_ >= 0)) "Yes" else "No")
    }
  }
}