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SOLUTION :- package p2; import java.util.HashMap; import java.util.Map; import java.util.Map.Entry; public class MapExample { public static void main(String[] args) { Map<Integer,String> map =new HashMap<>(); map.put(1, “David”); map.put(2, “Moksa”); map.put(3, “Poll”); map.put(4, “Iliana”); for(Entry<Integer, String> v1:map.entrySet()) { System.out.println(v1.getKey()+””+v1.getValue()); } } } …

Q. How to Create Map Object ? Create Map Object put some element on it and iterate one by one . Read more »

SOLUTION:-  import java.util.Arrays;import java.util.List; public class SumOfOddAndEven { public static void main(String[] args) { Integer[] number= {1,2,3,4,5,6,7,8,9,10}; List<Integer> list=Arrays.asList(number); // Even Nomber int sumOfEven=list.stream().filter(i->i%2==0).mapToInt(i->i).sum(); System.out.println(“Sum of Even numbers:”+sumOfEven); // Odd Number int sumOfOdd=list.stream().filter(i->i%2!=0).mapToInt(i->i).sum(); System.out.println(“Sum of Odd numbers:”+sumOfOdd); }}