I'm confused by this Question (probably because English is not my 1st language)
Add all those positive integers less or equal n which are a multiples of 3 or of 5.
There's an example for n = 15 equals 50.
But shouldn't it be 15+12+10+9+6+5+3 = 60?
2026-04-09 12:24:08.1775737448
Summation of specified numbers
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