python/binary_search.py

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• Last update: 2018-07-06 01:52:56+09:00

Code

#!/usr/bin/env python3
def binsearch(l, r, pred): # [l, r)
    assert l < r
    l -= 1
    while r - l > 1:
        m = (l + r) // 2
        if pred(m):
            r = m
        else:
            l = m
    return r

def binsearch_float(l, r, pred): # [l, r)
    assert l < r
    for _ in range(100):
        m = (l + r) / 2
        if pred(m):
            r = m
        else:
            l = m
    return r

Traceback (most recent call last):
  File "/opt/hostedtoolcache/Python/3.8.6/x64/lib/python3.8/site-packages/onlinejudge_verify/documentation/build.py", line 71, in _render_source_code_stat
    bundled_code = language.bundle(stat.path, basedir=basedir).decode()
  File "/opt/hostedtoolcache/Python/3.8.6/x64/lib/python3.8/site-packages/onlinejudge_verify/languages/python.py", line 85, in bundle
    raise NotImplementedError
NotImplementedError

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