static box Main {
  main(args) {
    local str = "foo/bar/baz"
    local idx = -1
    local t = 0
    loop(t < str.length()) {
      if str.substring(t, t+1) == "/" {
        idx = t
      }
      t = t + 1
    }
    print("Last slash at: " + ("" + idx))
    return 0
  }
}