/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		int[] array = { 2,0,0,5,5,6,7,5,8,5 };
		int index = 0;
		int count = 5;
		System.out.println( new Ideone( ).r( array, index, count ) );
	}
	//the solution
	int r(int[]a,int i,int n){return n>0?(i=a[i]>0?--a[i]:(a[i]=a.length-1))+r(a,i,--n):0;}
}

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