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David Doblas Jiménez 2021-09-28 10:14:40 +02:00
parent 89caae5244
commit e5f7e47213
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src/Julia/Problems001-050/Problem002.jl
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@ -5,7 +5,8 @@ Created on 08 Jun 2021
@email: daviddoji@pm.me
Solution for Problem 2 of Project Euler
https://projecteuler.net/problem=2 =#
https://projecteuler.net/problem=2
=#
using BenchmarkTools
@ -14,15 +15,17 @@ function Problem2()
Each new term in the Fibonacci sequence is generated by adding the
previous two terms. By starting with 1 and 2, the first 10 terms will be:
1, 2, 3, 5, 8, 13, 21, 34, 55, 89, ...
1, 2, 3, 5, 8, 13, 21, 34, 55, 89, ...
Find the sum of all the even-valued terms in the sequence which do not
exceed four million. =#
exceed four million.
=#
ans = 0
limit = 4_000_000
x, y = 1, 1
z = x + y # Because every third Fibonacci number is even
# Because every third Fibonacci number is even
z = x + y
while z <= limit
ans += z
x = y + z