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Copy pathTut001.java
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53 lines (29 loc) · 838 Bytes
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package programa;
import java.util.ArrayList;
public class Tut001 {
public static void main(String[] args) {
long startTime = System.nanoTime();
// interface List
// metodo set(index) para alterar elemento no tal index
ArrayList<String> carros = new ArrayList<String>();
carros.add("Volvo");
carros.add("BMW");
carros.add("Ford");
carros.add(0, "Mazda");
carros.set(1, "scudo");
System.out.println(carros);
System.out.println("--------------------------");
// Your code here
long endTime = System.nanoTime();
long duration = (endTime - startTime) / 1000000; // total time in nanoseconds
// milliseconds
System.out.println("tempo execução em ms:");
System.out.println(duration);
}
}
/*
[Mazda, scudo, BMW, Ford]
--------------------------
tempo execução em ms:
0
*/