Rolling Maximum Over a Window

Difficulty

Asked at Virtu Financial

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x xxxx xxxxx xxxxxxxx xxxx xxx xxxxx xxxx xxx xxxxxxx xxxxx xx xxx xxxx x xxxxx. xxx xxxxx xxxx xx xxxxx xxxx, xxxx x xxxx xxxxxx, xx xxxxxxxxxxx xxx xxxxxxx xx xxxx xxxxxx xxxx xxxxxxx xx xxx xxxx xxxx xxx xx xx. xxxxxxxxx xxxxxxx_xxx(xxxxxx, x). xxxxxx xxx xxxxxxx xx xxxxx xxxxxx xx x xxxxxxxxxxx xxxxxx, xx xxxxx: xxxxx x xx xxx xxxxxx xx xxx(xxxxxx[x:x + x]), xxx xxx xxxxxx xxx xxx(xxxxxx) - x + x xxxxxxx. xxxxxxxx xxxxxxx_xxx([x, x, x, x, x, x, x, x], x) # [x, x, x, x, x, x] xxxxxxx_xxx([x, x, x], x) # [x, x, x] xxxxxxxxxxx (x xx x xx x xx x xxxxx xx^x); xxxxxx xxx xxxxxxxx xxx xxx xxxxxx. xxx xxxxxx xxxxxxxxxxx xxxx xxxx (x = x xxxxx xx^x) xxx (x = x xxxxx xx^x). xxxxxx xxx xxxxxxx xx xxxx xxxxxx xxxxxxxxxx xx (x(xx)), xxxxx (xx^{xx}) xxxxx, xxx xxxx xxx xxxxxx. x xxxx xxxx xxxx xxxxxxxx xx (x(x xxx x)) xxx xxxxxx; xxx xxxxxxxx xxxxxxxx xx (x(x)).

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Language: Python 3.12rolling_max

def rolling_max(prices, w):
    """..."""
    # ...
    pass

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