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Proper divisors: Difference between revisions
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→version 3: changed wording in the REXX section header for version 3.
(→{{header|REXX}}: added/changed whitespace and comments, moved the iSqrt function in-line, changed wording in the REXX section header.) |
m (→version 3: changed wording in the REXX section header for version 3.) |
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===version 3===
This REXX version is about 10% faster than the REXX version 2 (
It accomplishes a faster speed by incorporating the calculation of an ''integer square root'' of an integer (without using any floating point arithmetic).
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