/* 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
	{
		String a = "int[]num=new int[]{1,2,3,3,1,2}";
 
		if (a.substring(a.indexOf('{') + 1, a.indexOf('}')).matches("^[1-3,]+")) {
			String[] b = a.substring(a.indexOf('{') + 1, a.indexOf('}')).split(",");
			int sum = 0;
			for (String s: b)
			{
				sum += Integer.parseInt(s);
			}
				System.out.println(sum);
		}
	}
}

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