Asked at The Voleon Group
Theory: Quant Python That Survives ReviewRead the problem, hints and solution here. The editor needs a bigger screen: open this page on a laptop to write and run your code.
x xxxxxx xxxxx xx xxx xxxxx xx xxxx xx xxxx, xx xx xxxxxxxxx xxxxxxxxx xxxxxx xx xxxx xxxxx xxxxxx xxx xxxxx xxxx xxxxxxx xxx xxxxxx. xxx xxxxxxxx xxxxxx xxxx xx xxxxxxxxxxxxx: xx x xxxxx xxxxx xx xxxxxxxx xxx xxxxxx xxxxxx. xxxxxx'x xxxxxxx xxxxx xxxxxxx xxxxxxxxxx xxxx xxxx xxx xxx xxx, xxx x xxxxxxxx xxxxxx-xxxxx xxxxxxx xx xx xxxxx xxx xxxxxxxx xxxxxxx x xxxxxxxxx xxxx.
xxxxxxxxx xxxxxxxxxxxxx_xxxxxxxx(xxxx, xxxxxx_xxx, xxxx_xxx, xxx_xxxx).
xxxx xx x xxxx xx xxxxxx xxxxxx (xx, xxx) xx xxx-xxxxxxxxxx xxxx
xxxxx, xxxx xxxxxxx xxxxxxxxxx xxx xxxxxxxxxx. xx xxxxxxxx xxxx xxx xxxxx.xxxxxx_xxx xx xxx xxxxx xxxxxxxx xx xxxx.xxxx_xxx xx xxx xxxxxx xxxxxxxxxxxxx xx xxxxx xxxxxx xx xxxxxx xxxxxx:
xxxx xxxxx xx xxxxxxx.xxx_xxxx xx xxx xxxxxxxx xxxxx xxxxx xxx xxx xxxxxxx xx xxxx.xxxx xxx xxxx xx xxxxx. xxxxx xxxx xxxxx, xxxxxx xxx xxxxxxxxxx xxxxxx xxxxxx
(x) xxx xxx xxxxxx xxxxxx xxxxxxxx (xxxxxx x xxxx x / xxxxx xxxxxx),
xxxxx (x) xx xxxx_xxx. xxx xxxxxx xx xxx xxxxxxxx xxxx xxxxxxxx xxxx
xxxxxx xx xxx.
xxxxxx - xxxxxx xx xx xxxxx xxx_xxxx, xxxx x xxxxx xxxxx (xx, xxx)
xx xxx xxxxx'x xxxxxxxxx, xxxxx
xxx = xxx(xxxxxx - xxxxxx, xxxxxx_xxx - xxxxxx), xxx xxxxx xx xx xxxxxx
xxxxxxxxxxx.xxxxxx_xxx - xxxxxx xx xxxx xxxx
xxx_xxxx, x xxxxx xxxxx xx xxx xxxxx xxxxxxxxx xx xxxxxxx xx xxxx xx
xxxxxx - xxxxxx >= xxxxxxxxx.xxxxxx_xxx == x, xxxxx xxxxxxx.xxxxxx xxx xxxx xx xxxxx xxxxxx xx xxx xxxxx xxxx xxxx xxxx. x xxxx xxxx xxxxx xxxxx x xxxxx xxxxxxx xx xxxxx xxxx.
xxxxxxxxxxxxx_xxxxxxxx([(x, xxx), (x, xxx), (x, xxx), (x, xxx)], xxx, xxxx, xx)
# [(x, xx), (x, xx)]
xxxxxxxxxxxxx_xxxxxxxx([(x, xxx), (x, xx), (x, xx)], xxx, xxxx, xx)
# [(x, xxx), (x, xx)]
xx xxx xxxxx, xxx xxxxxx xxxxx xxx xxxxx xxxxx xx xx, xxxxx xx xxx xxxx. xxxxx xxx xxxxxx xx xx xx, xx x xxxxx xx xx xxxx xxx. xxx xxxxx xxxxx xxxxx xxx xxxxxx xx xxx, xxx xxx xxx xx xx xxxx xxx. xxx xxxxxx xxxxx xx xx xxx, x xxx xx xx, xxxxx xx xxx xxxx xxxxx. xx xxx xxxxxx, xxx xxxxx xxxxx xxxxx xxxxx x xxxxx xx xxx, xxxxxxx xx xx xxx xxxxxx, xxxxx xx xxxx xxxx xxx xxxx. xxx xxxxxxxxx xxxx xxx xx xxx xxxxx xxxxx, xxxx xxx xxxxxx xxxxx xxxxxxx xxx.
x <= xxx(xxxx) <= xx^x, xxxxxxxxxx xxx xxx-xxxxxxxxxx xxx xxx xxxxxx,
xxxxxxxxxx xxx xxxxxxxx xxxxxxxx.x <= xxxxxx_xxx <= xx^x, x <= xxxx_xxx <= xxxxx, x <= xxx_xxxx.This problem is only available to subscribers.