Fibonacci series!

Computer Science Level 2
  • As you all know about Fibonacci series

  • That is The Fibonacci Sequence is the series of numbers:

  • 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, ...

  • python or any computer language recommended

  • QUESTION --> FIND 70th NUMBER OF FIBONACCI SERIES||


The answer is 117669030460994.

Razing Thunder by Razing Thunder , 16, India

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3 solutions

Sahil Goyat
Jul 4, 2020 
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a,b=0,1
for i in range(3,71):
    c=a+b
    a,b=b,c
print(c)

1 Helpful 0 Interesting 0 Brilliant 0 Confused
Razing Thunder
Jul 2, 2020 
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def fibonacci_series(a):
    first_fibonacci_number=0
    second=1
    final_list=[0,1]
    for i in range(a):
        resultant_number=first_fibonacci_number + second
        final_list.append(resultant_number)
        first_fibonacci_number=second
        second=resultant_number
    return final_list
print(fibonacci_series(71)[69])

0 Helpful 0 Interesting 1 Brilliant 1 Confused
Yuriy Kazakov
Jul 26, 2020

F(70) 190392490709135 190 392 490 709 135

F(69) 117669030460994 117669030460994

Wolfram has another numeration.

0 Helpful 0 Interesting 0 Brilliant 0 Confused

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