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Find first and last set bit of a long integer: Difference between revisions

Find first and last set bit of a long integer (view source)

Revision as of 14:12, 26 March 2023

301 bytes removed ,  1 year ago
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=== Library ===
{{works with|Java|1.5+}}
 
Notes:
* least significant bit is bit 0 (such that bit ''i'' always has value 2<sup>i</sup>, and the result is independent of integer type width)
* when the integer 0 is given, mssb() and lssb() both return no bits set; mssb_idx() and lssb_idx() will return -1 and the integer type width, respectively
<syntaxhighlight lang="java">public class FirstAndLastBits {
 
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