/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.regex.Pattern;
 
/* 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 t1 = "/aluno/1/Teste dos Testes/1";
		String t2 = "/aluno/1/Teste dos Testes/1,23,456,789";
		String t3 = "/aluno/1/Teste dos Testes/1,";
		String t4 = "/aluno/1/Teste dos Testes/1,23,456,789,";
		Pattern pattern = Pattern.compile("/aluno/\\d+?/\\D+?/(\\d+?,)*?\\d+");
		System.out.println(pattern.matcher(t1).matches());  //true
		System.out.println(pattern.matcher(t2).matches());  //true
		System.out.println(pattern.matcher(t3).matches());  //false
		System.out.println(pattern.matcher(t4).matches());  //false
	}
}

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