sum

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sum

s=1+12+123+1234+............+123....n terms

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October 28, 2011 at 2:43 PM

import java.util.*;
class Series
{
    public static void main(String[]args){
     Scanner input=new Scanner(System.in);
     System.out.print("Enter value of n: ");
     int n=input.nextInt();

        int s=1,sum=1;
        System.out.print("The series : 1+");
        for(int i=2;i<=n;i++){
            s=(s*10)+i;
            sum=sum+s;
            if(i==n){
                System.out.print(s);
                break;
            }
            System.out.print(s+"+");
        }
        System.out.print("\nSum of the series : "+sum);
    }
}

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