Program for

import java.util.*;
public class Ch2Q37
{public static void main(String[] args)
    {int n;
     double sum = 0;
     Scanner kbd = new Scanner(System.in);
     System.out.print("Enter number of terms: ");
     n = kbd.nextInt();
     for(int i = 1; i <= n; i++)
         sum += 1.0/i;
     System.out.println("Sum = "+ sum);
    }
}