Leonardo Fibonacci is mostly known for the fibonacci sequence (0, 1, 1, 2, 3, 5, 8, 13, ...).

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Fibonacci is so QUINE!

Your program must output atleast half of its sourcecode in reverse. Any single part of the sourcecode as long as it is one single block of neighbouring characters. Your program should not take any ...
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8answers
279 views

Fibonacci distribution validator

Related: Hello world!!! Fibonacci distribution Create a program that returns True if a given input meets the following specifications, and False otherwise: The count of numeric characters (0-9) ...
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4answers
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Quine with prime sourcecode character distribution constraints

Your program should take no input, and no network or other connections. Your program should output it's sourcecode. The sourcecode must consist of 3 types of characters: Numeric (0-9), Alpha ...
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19answers
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Hello world!!! Fibonacci distribution

Your program should output exactly: Hello world!!! with or without linefeed after. Your program should take no input. Sourcecode character distribution must be correct according to: The number of ...
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15answers
3k views

Please give me “Fibonacci sequence” the code [closed]

Help! I was a homework assignment, a program given something that is called the Fibonacci sequence to write. I do not know what it is. I wanted to read on Wikipedia, but it is too long. Please ...
8
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8answers
487 views

Write a Number as a Fibonacci Sum

Let us define the Fibonacci sequence as F(1)=1 F(2)=2 F(n)=F(n-2)+F(n-1) So we have the infinite sequence 1,2,3,5,8,13,... It is well known that any positive integer can be written as a sum of ...
8
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14answers
891 views

FIBonacci sequence

For this code golf, you will receive an input of a fibonacci sequence, that is, a normal Fibonacci sequence but with one number incorrect. See, the sequence is fibbing! Get it? :D Your job is to find ...
9
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7answers
1k views

Find the Pisano Period of a number

Input: An integer 0 < n < 2^30, taken from stdin. Output: The Pisano period of n (the length of the cycle of the Fibonacci sequence mod n) Input is smaller than 2^30 so that intermediate ...
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9answers
955 views

Find the nth Fibonnaci Prime, in the shortest code

The challenge is rather simple: Take a positive whole number n as input. Output the nth Fibonacci prime number. Input can be as an parameter to a function (and the output will be the return ...
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24answers
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code-golf: First-n Fibonacci sequence elements

There is a well known question here that asks for a short (least characters) fibonacci sequence generator. I would like to know if someone can generate the first N elements only, of the fibonacci ...
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12answers
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Write the fastest Fibonacci

This is yet another challenge about the Fibonacci numbers. The goal is to compute the 20'000'000th Fibonacii number as fast as possible. The decimal output is about 4 MiB large; it starts with: ...
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12answers
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The minimum fibonacci challenge!

Challenge In this task you would be given an integer N (less than 10^6), find the minimum way in which you could sum to N using only Fibonacci numbers. You could any Fibonacci number more ...
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4answers
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Sum of Fibonacci numbers — speed contest

Write a program that print sum of as many Fibonacci numbers as possible. There is a limit in that your program should not run more than 10s on 2GHz single core PC. (equivalents are acceptable, for ...
8
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6answers
577 views

What is the average of n, the closest prime to n, the square of n and the closest fibbonacci number to n?

This is a math problem which takes quite many things into question, making it rather challenging, and as you might have guessed, it's a code golf, so it should be as short as possible as well. The ...
3
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3answers
511 views

Sum of Fibonacci numbers

I found this task here. Given the ith (1<=i<=35) Fibonacci number F(i) calculate the sum of the ith till i+9th number F(i)+F(i+1)+...+F(i+9) and the last digit of the i+246th one ...
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66answers
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Fibonacci function or sequence

Write the shortest code that either: Generates a Fibonacci sequence (either in standard output, or as a stream) Calculates, given n, the nth Fibonacci number (I gave both options in case one is ...
143
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46answers
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Code Chess: Fibonacci Sequence [closed]

Building upon the proven success of Code Golf, I would like to introduce Code Chess. Unlike Code Golf, which strives for concision, Code Chess will strive for cleverness. Can you create a clever or ...