Project Euler/2
From charlesreid1
Sum of even Fibonacci numbers smaller than 4 million.
Note that this does not mean the even-number-indexed Fibonacci numbers 2, 4, 6, etc., but actually the Fibonacci numbers that are themselves even.
Sum of even Fibonacci numbers smaller than 4 million.
Note that this does not mean the even-number-indexed Fibonacci numbers 2, 4, 6, etc., but actually the Fibonacci numbers that are themselves even.