| /* |
| * Javolution - Java(TM) Solution for Real-Time and Embedded Systems |
| * Copyright (C) 2006 - Javolution (http://javolution.org/) |
| * All rights reserved. |
| * |
| * Permission to use, copy, modify, and distribute this software is |
| * freely granted, provided that this notice is preserved. |
| */ |
| |
| public final class PR31264 |
| { |
| public static long fubar(double d, int n) |
| { |
| long bits = Double.doubleToRawLongBits(d); |
| int exp = ((int)(bits >> 52)) & 0x7FF; |
| long m = bits & 0x000fffffffffffffL; |
| if (exp == 0) |
| { |
| if (m == 0) return 0L; |
| return fubar(d * 18014398509481984L, n - 54); // 2^54 Exact. |
| } |
| return m; |
| } |
| |
| public static void main(String[] argv) |
| { |
| } |
| } |