n3

main.cpp

#include <iostream>
using namespace std;

int main (int argc, char * const argv[]) {

	double H = 0;
	
	cout << "Digite um valor para obter o calculo de H ..." << endl;
	int N;
	scanf("%d", &N);

	for(double cont = 1; cont <= N; cont++) {
		H += 1 / cont;
	}
	
	cout << "H = "<< H;

	return 0;    
}