Sorting algorithms/Heapsort: Difference between revisions
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m (→{{header|REXX}}: changed the default array from a modern Greek alphabet to an epichoric alphabet, added/changed comments and whitespace, added whitespace before assignments (that have literals).) |
m (→{{header|REXX}}: added wording to the first two REXX section headers.) |
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=={{header|REXX}}==
===version 1, elements of an array===
This REXX version uses a heapsort to sort elements of an array, the elements can be numbers or character strings (or a mixture of both).
Indexing of the array (for this version) starts with '''1''' (one), but can be programmed to start with zero.
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</pre>
===version 2, elements of a list===
This REXX version creates a stemmed array from a list (it can be numbers or characters, or a mixture of both).
<lang rexx>/*REXX pgm sorts an array (names of epichoric Greek letters) using a heapsort algorithm.*/
parse arg g /*obtain optional arguments from the CL*/
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