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Java Varargs - Simple Addition

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309 Discussions

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  • Damian_GDO_92
     + 0 comments
    class Add {
    void add(int a, int b, int... other) {
        String sumStr = String.format("%d+%d", a, b);
        int sum = a+b;
        
        for (int i=0; i<other.length; i++) {
            sumStr += String.format("+%d", other[i]);
            sum += other[i];
        }
        
        System.out.println(sumStr + "=" + sum);
    }
}

  • arthur_avelar
     + 0 comments
    class Add {
    public void add(int... n) {
        int sum = 0;
        List<String> arr = new ArrayList<>();
        for (int num : n) {
            sum += num;
            arr.add(Integer.toString(num));
        }
        
        System.out.println(String.join("+", arr) + "=" + sum);
    }
}

  • 236sakshisingh
     + 0 comments

    class Add{

    void add(int... a){
    int sum=0;
 for(int i=0;i<a.length;i++){
    sum=sum+a[i];
    System.out.print(a[i]);
    if(i<(a.length-1)){
      System.out.print("+");  
    }
 } 
 System.out.println("="+sum);
}

    }

  • yashdeora98294
     + 0 comments

    Here is Java Varargs - Simple Addition solution - https://programmingoneonone.com/hackerrank-java-varargs-simple-addition-solution.html

  • jhoneder
     + 0 comments
    import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.lang.reflect.Method;
import java.util.HashSet;
import java.util.Set;

class Add {

    public void add(int...nums) {
        StringBuilder stringBuilder = new StringBuilder();
        int sum=0;

        for(int num: nums) {
            stringBuilder.append(num);
            if(num != nums[nums.length-1]) {
                stringBuilder.append("+");
            }
            sum+=num;
        }

        stringBuilder.append("=").append(sum);
        System.out.println(stringBuilder);
    }
}


public class Solution {

    public static void main(String[] args) {
        try{
            BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
            int n1=Integer.parseInt(br.readLine());
            int n2=Integer.parseInt(br.readLine());
            int n3=Integer.parseInt(br.readLine());
            int n4=Integer.parseInt(br.readLine());
            int n5=Integer.parseInt(br.readLine());
            int n6=Integer.parseInt(br.readLine());
            Add ob=new Add();
            ob.add(n1,n2);
            ob.add(n1,n2,n3);
            ob.add(n1,n2,n3,n4,n5);
            ob.add(n1,n2,n3,n4,n5,n6);
            Method[] methods=Add.class.getDeclaredMethods();
            Set<String> set=new HashSet<>();
            boolean overload=false;
            for(int i=0;i<methods.length;i++)
            {
                if(set.contains(methods[i].getName()))
                {
                    overload=true;
                    break;
                }
                set.add(methods[i].getName());

            }
            if(overload)
            {
                throw new Exception("Overloading not allowed");
            }
        }
        catch(Exception e)
        {
            e.printStackTrace();
        }
    }

}