!636
!standard functions

main {
  psvm {
    String snippetID = "#1000574";
    if (args.length != 0) snippetID = args[0];
    
    new StringBuilder buf;
    String prog = null;
    buf.append("== Please concat programs ==\n");
    int programNr = 0;
    for (String l : toLines(loadSnippet(snippetID))) {
      l = l.trim();
      if (l.length() == 0) continue;
      String id = findSnippetNamed(l);
      if (id == null)
        buf.append("// Ignoring line: " + l + "\n");
      else {
        ++programNr;
        buf.append("== Program " + programNr + " ==\n");
        prog = loadSnippet(id);
        buf.append(prog + "\n");
      }
    }
    print ""
    String result;
    if (programNr == 1)
      result = prog;
    else
      result = buf.toString();
    System.out.println(result);
  }
}