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Ingy döt Net 2026-04-30 12:34:36 -04:00
parent 4bb20c9b71
commit cbaf4c4b64
12390 changed files with 318560 additions and 27248 deletions
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14
Task/Fibonacci-sequence/Java/fibonacci-sequence-2.java
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@ -3,22 +3,22 @@
*/
public static long fib(long n) {
if (n <= 0)
return 0;
return 0;
long i = (int) (n - 1);
long a = 1, b = 0, c = 0, d = 1, tmp1,tmp2;
while (i > 0) {
if (i % 2 != 0) {
if (i % 2 != 0) {
tmp1 = d * b + c * a;
tmp2 = d * (b + a) + c * b;
a = tmp1;
b = tmp2;
}
tmp2 = d * (b + a) + c * b;
a = tmp1;
b = tmp2;
}
tmp1 = (long) (Math.pow(c, 2) + Math.pow(d, 2));
tmp2 = d * (2 * c + d);
c = tmp1;
d = tmp2;