import scala.io.StdIn.*
import scala.util.chaining.*
import scala.math.*

@main def main =
  val n = readLine().toInt
  val num = readLine().split(' ').map(_.toInt)
  var result = 0L
  for count <- 0 to 200 do
    val minusCount = Array.fill(count + 1){0L}.tap(array => array(0) = 1)
    for a <- num do
      if a <= count then
        val diff = count - a
        for i <- count to diff by -1 do
          minusCount(i) += minusCount(i - diff)
    result += minusCount(count)
  result -= num.count(_ == 0) * 201 + 1
  println(result)