project_euler.problem_001.sol1

Project Euler Problem 1: https://projecteuler.net/problem=1

Multiples of 3 and 5

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.

Functions

solution(→ int)

Returns the sum of all the multiples of 3 or 5 below n.

Module Contents

project_euler.problem_001.sol1.solution(n: int = 1000) → int

Returns the sum of all the multiples of 3 or 5 below n.

>>> solution(3)
0
>>> solution(4)
3
>>> solution(10)
23
>>> solution(600)
83700
>>> solution(-7)
0