I sometimes think that you should be be able to hint the compiler that this is a smallish string, this one can be big, this list should be mostly under 1000 el

I sometimes think that you should be be able to hint the compiler that this is a smallish string, this one can be big, this list should be mostly under 1000 elements so that it handles the correct version of an algorithm (bonus point to let me provide several algorithms with different use cases)