/* 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
	{
		byte[] big = new byte[] {1,2,3,0,4,5,6,7,0,8,9,0,0,1,2,3,4};
		byte[] small = new byte[] {7,0,8,9,0,0,1};
		String bigStr = new String(big);
		String smallStr = new String(small);
		System.out.println(bigStr.indexOf(smallStr));
	}
}

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