projrct 6.2

package chapter5;

public class Project62 {

	public static void main(String[] args) {
		 int fold1 = 1;
         int fold2 = 1;
         int foldNew = fold1 + fold2;


         Scanner s = new Scanner(System.in);
         System.out.println("enter an integer n");
         int nthPosition = s.nextInt();

         if(nthPosition == 1)
         {
                 foldNew = 1;
         }
         else if(nthPosition == 2)
         {foldNew = 1;}
         else if(nthPosition == 3)
         {foldNew = 2;}
         else if(nthPosition > 3)
         {for(int i = 1; i <= (nthPosition - 3); i++)
                         {
                                 fold2 = fold1;
                                 fold1 = foldNew;
                                 foldNew = fold2 + fold1;
                         }

         }
         System.out.println(foldNew);
 }

}