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29 lines
707 B
Python
29 lines
707 B
Python
# Program to display the Fibonacci sequence up to n-th term where n is provided by the user
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# change this value for a different result
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nterms = 10
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# uncomment to take input from the user
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#nterms = int(input("How many terms? "))
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# first two terms
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n1 = 0
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n2 = 1
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count = 2
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# check if the number of terms is valid
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if nterms <= 0:
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print("Please enter a positive integer")
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elif nterms == 1:
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print("Fibonacci sequence upto",nterms,":")
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print(n1)
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else:
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print("Fibonacci sequence upto",nterms,":")
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print(n1,",",n2,end=', ')
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while count < nterms:
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nth = n1 + n2
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print(nth,end=' , ')
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# update values
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n1 = n2
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n2 = nth
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count += 1 |