Thread Project Euler
(56 answers)
Opened by Ronnie at 2007-12-15 12:19
Problem 1:
"If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23. Find the sum of all the multiples of 3 or 5 below 1000." Wird z.B. 15 einmal oder zweimal dazugezählt? |