Question 3.11: Write a program to calculate the sum of following series where n is the input given by the user.
1 + 1/2 + 1/3 + 1/4 + 1/5 +…………1/n
Solution:
package com.company;
import java.util.Scanner;
public class Lab03Problem11{
public static void main(String[] args) {
Scanner Obj = new Scanner(System.in);
System.out.print("Enter the size: ");
int n = Obj.nextInt();
float sum=0;
for(int i=1;i<=n;i++){
sum = sum +(float) 1/i;
}
System.out.println("factorial result is: " + sum);
}
}
