project euler in java

public class euler1
{
	public static void main(String[]args)
	{
		int sum=0;
		for (int i=1; i<1000; i++)
			{
			if (i%3==0 || i%5==0)
				sum+=i;
			}
		System.out.println("The sum of all multiples of 3 & 5 under 1000 is "+sum);
	}
}

//

public class euler2
{
	public static void main(String[]args)
	{
		int [] fibo = new int [100];
		for (int i=0; i<=50; i++)
			{
				if (i==0 || i==1)
					fibo [i] = i;
				else fibo [i]= fibo [(i-2)] + fibo [(i-1)];
				if (fibo [i]>=4000000)
					break;
			}
	
		int sum=0;
		for (int i=0; i<50; i++)
			{
			if (fibo [i]>=4000000)
				break;
			if ((fibo [i])%2==0)
				sum+=fibo[i];
			}
		System.out.println(sum);
	}
}