Somme des éléments d'un tableau java
int[] nb = {1,2,3,4,5,6,7,8,9};
int somme = java.util.stream.IntStream.of(nb).sum();
System.out.println(somme); //45Somme des éléments d'un tableau java
int[] nb = {1,2,3,4,5,6,7,8,9};
int somme = java.util.stream.IntStream.of(nb).sum();
System.out.println(somme); //45Somme des éléments d'un tableau java
import java.util.*;
public class CompareTableaux
{
public static void main(String[] args)
{
String[]
arr1 = { "2", "3", "5", "7", "11" },
arr2 = { "2", "4", "6", "8", "11", "12" };
List<String> l1 = Arrays.asList(arr1);
List<String> l2 = Arrays.asList(arr2);
HashSet<String> communs = new HashSet<String>(l1);
communs.retainAll(l2);
HashSet<String> non_communs = new HashSet<String>(l1);
non_communs.addAll(l2);
non_communs.removeAll(communs);
System.out.println(communs); // [11, 2]
System.out.println(non_communs); // [12, 3, 4, 5, 6, 7, 8]
}
}Copyright © 2021 Codeinu
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