import java.util.*;
class Ideone {
public static void main
(String[] args
) { ArrayList<Estudante> lista = new ArrayList<Estudante>();
List<Estudante> lista1 = new ArrayList<Estudante>();
ArrayList<Estudante> lista2 = new ArrayList<>();
}
}
class Estudante {
private int numero;
public Estudante
(int numero,
String nome
){ this.numero = numero;
this.nome = nome;
}
}
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