Question

Write a program to display the sum of the series 1 + 1/2 + 1/3 + L + 1/n [Use positive integer value n as provided by the user using a scanf statement] in terms of C

Answer 1

#include <stdio.h>

int main() {
    int n;
    double total = 0;
    printf("Enter a positive integer for n: ");
    scanf("%d", &n);
    for (int i = 1; i <= n; ++i) {
        total += 1.0/i;
    }
    printf("total = %lf\n", total);
    return 0;
}