Coder Baba
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➡️Amazon Firing 500 Staff in India under 9,000-staff Layoff.

➡️RuPay Brings CVV-Less Payments for Tokenised Cards on E-Commerce Sites.

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➡️Google to Expand Its Dark Web Monitoring Tool to all Gmail Users.

➡️Govt to Roll Out Lost Mobile Blocking, Tracking System Pan-India on May 17.

➡️Deloitte Acquires Assets From Pune Firm to Boost IoT, Automation Play.

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We are hiring for Full stack Java Developer
Experience 4-6 Years
Full Time position
Job Description
Experience in Software Engineering roles
Experience primarily in JAVA, Spring/Spring Boot frameworks, Oracle, REST API Knowledge and handson experience inAWS and Angular Knowledge andexperience with EJBs, C+4, and Struts. Familiarity with SWIFT messaging/corporate actions.


Send Your Cv vikramrajputs.vr@gmail.com
WhatsApp +91 90009 77168
1. Write a program to count a total number of duplicate and unique elements in

the given array.

Sample Input:

Enter array size: 5

Array elements are: 25724

Sample Output:

No of duplicate element:

1 No of unique elements:

3
———————————————————————
import java.util.*;

public class MyClass {
public static void main(String args[]) {
int[] arrElements = new int[5];
System.out.println("Enter 5 elements");
Scanner sc = new Scanner(System. in);
Map<Integer,Integer> map = new HashMap<>();

for(int i = 0; i < 5; ++i) {
arrElements[i] = sc.nextInt();
map.merge(arrElements[i], 1 , Integer::sum);
}
sc.close();
long distinct = map.values().stream().filter(n -> n == 1).count();
long duplicates = map.size() - distinct;
System.out.println("Number of distinct elements:: " + distinct);
System.out.println("Number of duplicate elements:: " + duplicates);
}
}
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