python/choose.py

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• Last update: 2017-10-28 21:00:35+09:00

Code

import array
def get_fact(n, mod):
    fact = array.array('l')
    fact.append(1)
    for i in range(n):
        fact.append((i + 1) * fact[-1] % mod)
    return fact
def choose(n, r, mod, fact=None):
    return fact[n] * pow(fact[n - r] * fact[r], mod - 2, mod) % mod

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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