static <A> void runStrategy(Best<A> best, Steppable strategy, bool forever) {
  runStrategy(best, strategy, false);
}

static <A> void runStrategy(Best<A> best, Steppable strategy, bool forever) {
  if (forever)
    runStrategyForever(best, strategy);
  else
    runStrategyWhileImprovement(best, strategy);
}