HackerRank Java- Varargs - Simple Addition




You are given a class Solution and its main method in the editor.
Your task is to create the class Add and the required methods so that the code prints the sum of the numbers passed to the function add.



  1. import java.io.*;
  2. import java.lang.reflect.*;
  3. import java.util.*;
  4. import java.text.*;
  5. import java.math.*;
  6. import java.util.regex.*;
  7. class Add {
  8. void add(int... numbers) {
  9. StringBuffer sb = new StringBuffer();
  10. int sum = 0;
  11. for (int num : numbers) {
  12. sb.append(num + "+");
  13. sum += num;
  14. }
  15. sb.setCharAt(sb.length() - 1, '=');
  16. sb.append(sum);
  17. System.out.println(sb);
  18. }
  19. }
  20. public class Solution {
  21. public static void main(String[] args) {
  22. try{
  23. BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
  24. int n1=Integer.parseInt(br.readLine());
  25. int n2=Integer.parseInt(br.readLine());
  26. int n3=Integer.parseInt(br.readLine());
  27. int n4=Integer.parseInt(br.readLine());
  28. int n5=Integer.parseInt(br.readLine());
  29. int n6=Integer.parseInt(br.readLine());
  30. Add ob=new Add();
  31. ob.add(n1,n2);
  32. ob.add(n1,n2,n3);
  33. ob.add(n1,n2,n3,n4,n5);
  34. ob.add(n1,n2,n3,n4,n5,n6);
  35. Method[] methods=Add.class.getDeclaredMethods();
  36. Set<String> set=new HashSet<>();
  37. boolean overload=false;
  38. for(int i=0;i<methods.length;i++)
  39. {
  40. if(set.contains(methods[i].getName()))
  41. {
  42. overload=true;
  43. break;
  44. }
  45. set.add(methods[i].getName());
  46. }
  47. if(overload)
  48. {
  49. throw new Exception("Overloading not allowed");
  50. }
  51. }
  52. catch(Exception e)
  53. {
  54. e.printStackTrace();
  55. }
  56. }
  57. }
Please click on the like button if it worked

Solution not working or have any suggestions? Please send an email to [email protected]


donate a cup of tea :)


Join Our Facebook Group

Share this solution






codesadda.com

Codesadda.com is your home of programming solutions, tutorials, video tutorials and much more. Sign Up for our weekly newsletter to get update about new content.

Like us on Facebook | Connect with us on LinkedIn | Subscribe our Channel on Youtube