Java 8 Project Euler

Problem One.java

import java.util.stream.IntStream;
public class ProjectOne{
    public static void main(String[] args){
        System.out.println(IntStream.range(1, 1000).filter(n -> n % 3 == 0 || n % 5 == 0).sum());
    }
}

ProblemTwo.java

import java.util.ArrayList;
import java.util.List;
public class ProblemTwo {
    public static int fib(int n) {
        if (n < 2) return n;
        return fib(n - 1) + fib(n - 2);
    }
    public static void main(String[] args) {
        List<Integer> nums = new ArrayList<Integer>();
        for(int i =0;fib(i) <= 4000000;i++) nums.add(fib(i));
        System.out.println(nums.stream()
                .filter(n -> n % 2 == 0)
                .mapToInt(n -> n)
                .sum());
    }
}