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  3. Project Euler #2: Even Fibonacci numbers
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Project Euler #2: Even Fibonacci numbers

  • charbelmattaLB
     + 0 comments

    import java.util.Scanner;

    public class Solution {

    public static void main(String[] args) {
    Scanner in = new Scanner(System.in);
    int t = in.nextInt();

    while (t-- > 0) {
        long n = in.nextLong();
        long a = 1, b = 2, sum = 0;


        while (b <= n) {
            if (b % 2 == 0) {
                sum += b;
            }


            long temp = a + b;
            a = b;
            b = temp;
        }


        System.out.println(sum);
    }

    in.close();
}

    }