printFibonanci

public class test
{
    public static void printFibo(int n)
    {
        int a[]=new int[2];
        a[0]=a[1]=1;
        int i=2;
        for(;i<n;i++)
        {
            a[i%2]=a[0]+a[1];
        }
        System.out.print(a[(i-1)%2]);
    }
    public static void main(String arg[])
    {
        printFibo(3);
    }
}