static box Main {
  main(args) {
    local console = new ConsoleBox()
    local i = 0
    local acc = 0
    loop(i < 8) {
      i = i + 1
      if (i == 2 || i == 4) { continue }
      if (i == 6) { if (acc > 5) { break } }
      if (i == 3) { return acc }
      if (i % 2 == 0) { acc = acc + 2 } else { acc = acc + 1 }
    }
    console.println("acc=" + acc)
    return acc
  }
}