Programming > QUESTIONS & ANSWERS > Carmel High SchoolBIO 123Module3 - Assignment-QUESTIONS WITH VERIFIED ANSWERS (All)

Carmel High SchoolBIO 123Module3 - Assignment-QUESTIONS WITH VERIFIED ANSWERS

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Write a program in which the elements are entered dynamically into an ArrayList then remove the elements from it and while deleting elements print the elements to console First set the elements in ... HashMap then separate the key and the value.And also show each key and its corresponding value as an output import java.util.*; public class NewClass { public static void main(String args[]) { // Creation of HashMap HashMap<String, String> Geeks = new HashMap<>(); // Adding values to HashMap as ("keys", "values") Geeks.put("Language", "Java"); Geeks.put("Code", "HashMap"); Geeks.put("Learn", "More"); // .entrySet() returns all the keys with their values present in Hashmap Set<Map.Entry<String, String>> mappingGeeks = Geeks.entrySet(); System.out.println("Set of Keys and Values using entrySet() : "+mappingGeeks); System.out.println(); // Using .getOrDefault to access value // Here it is Showing Default value as key - "Code" was already present System.out.println("Using .getorDefault : " + Geeks.getOrDefault("Code","javaArticle")); // Here it is Showing set value as key - "Search" was not presen [Show More]

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