/* 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
	{
		System.out.println("Inicio de teste...");
    long inicio = System.currentTimeMillis();
 
    //Testando List
    List<Integer> teste = new ArrayList<>();
 
    for (int i = 0; i < 20; i++) {
        teste.add(0,i);
    }
 
    for (int i = 0; i < 50; i++) {
        teste.add(0,i);
    }
 
    for (int i: teste) {
        System.out.println(teste.get(i));
    }
 
    long fim = System.currentTimeMillis();
    System.out.println("Tempo gasto: "+(fim - inicio)+" ms");
	}
}

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