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Blog: 2026-07-12 - Revision history
2026-07-14T01:16:03Z
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https://wiki.abuissa.net/index.php?title=Blog:_2026-07-12&diff=1557&oldid=prev
Razzi: Created page with "Making distinct pairs out of a group of 15 <pre> In [33]: def permute(l, n): ...: copy = list(l) ...: new = [] ...: index = 0 ...: for _ in range(len(l)): ...: new.append(copy.pop(index)) ...: index = (index + n) % max(len(copy), 1) ...: return new ...: In [34]: permute(ns, 1) Out[34]: [1, 3, 5, 7, 9, 11, 13, 15, 4, 8, 12, 2, 10, 6, 14] In [35]: permute(ns, 0) Out[35]: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10,..."
2026-07-12T17:09:44Z
<p>Created page with "Making distinct pairs out of a group of 15 <pre> In [33]: def permute(l, n): ...: copy = list(l) ...: new = [] ...: index = 0 ...: for _ in range(len(l)): ...: new.append(copy.pop(index)) ...: index = (index + n) % max(len(copy), 1) ...: return new ...: In [34]: permute(ns, 1) Out[34]: [1, 3, 5, 7, 9, 11, 13, 15, 4, 8, 12, 2, 10, 6, 14] In [35]: permute(ns, 0) Out[35]: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10,..."</p>
<p><b>New page</b></p><div>Making distinct pairs out of a group of 15<br />
<br />
<pre><br />
In [33]: def permute(l, n):<br />
...: copy = list(l)<br />
...: new = []<br />
...: index = 0<br />
...: for _ in range(len(l)):<br />
...: new.append(copy.pop(index))<br />
...: index = (index + n) % max(len(copy), 1)<br />
...: return new<br />
...: <br />
<br />
In [34]: permute(ns, 1)<br />
Out[34]: [1, 3, 5, 7, 9, 11, 13, 15, 4, 8, 12, 2, 10, 6, 14]<br />
<br />
In [35]: permute(ns, 0)<br />
Out[35]: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]<br />
<br />
In [36]: permute(ns, 2)<br />
Out[36]: [1, 4, 7, 10, 13, 2, 6, 11, 15, 8, 14, 9, 5, 12, 3]<br />
<br />
In [37]: permute(ns, 3)<br />
Out[37]: [1, 5, 9, 13, 3, 8, 14, 6, 12, 7, 2, 15, 4, 11, 10]<br />
</pre></div>
Razzi