Us old-timers who were developing Notes applications before version 6.0 have our own tales to tell. This was before the days of the macro looping functions @For, @Transform, @While, and @DoWhile, and I'm sorry to say, you young whippersnappers have gotten lazy and are using these new functions when there are perfectly adequate ways to do the same thing without them, based on the fact that most operators and @Functions, if you give them a list, will process every element of that list.
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Here's a challenge to exercise your list-processing skills. ...
http://www.lotus.com/ldd/bpmpblog.nsf/dx/geek-formula-puzzle1