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Just another update

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Ingy döt Net 2015-02-20 00:35:01 -05:00
parent a25938f123
commit 00a190b0a6
6591 changed files with 94363 additions and 23227 deletions
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11
Task/Fibonacci-sequence/Java/fibonacci-sequence-4.java
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@ -1,9 +1,6 @@
public static long fibTailRec(final int n)
public static long anFibN(final long n)
{
return fibInner(0, 1, n);
}
private static long fibInner(final long a, final long b, final int n)
{
return n < 1 ? a : n == 1 ? b : fibInner(b, a + b, n - 1);
double p = (1 + Math.sqrt(5)) / 2;
double q = 1 / p;
return (long) ((Math.pow(p, n) + Math.pow(q, n)) / Math.sqrt(5));
}