Question

Python program to print the Fibonacci sequence .

Answer 1

 nterms =int(input())

# first two terms

n1 = 0

n2 = 1

count = 0

# check if the number of terms is valid

if nterms <= 0:

    print("Please enter a positive integer")

elif nterms == 1:

    print("Fibonacci sequence upto",nterms,":")

    print(n1)

else:

    print("Fibonacci sequence upto",nterms,":")

    while count < nterms:

        print(n1,end=' , ')

        nth = n1 + n2

       # update values

        n1 = n2

        n2 = nth

        count += 1