Lista 3 - 1.28

#This algorithm was crated by Lucas Pereira Torres de Araujo
#Lista 3 - FUP's Class - 2016.1
#Item 1.28

print ">>> H = 1 + 1/2 + 1/3 + 1/4+ ... + 1/N <<<\n"
n = input("Digite o valor de N: ")
x = 0
i = 0

if n == 0:
        print ">>> Nao eh possivel realizar esse calculo."

while n >= 1:
        i += float(1)
        x += float(1/i)
        n -= 1

print "H =", x