TestCase/LibraryChecker/cycle_detection.test.py

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Last update: 2021-01-14 17:41:58+09:00
Problem: https://judge.yosupo.jp/problem/cycle_detection

Depends on

サイクル検出 (Graph/misc/cycle_detection.py)

Code

# verification-helper: PROBLEM https://judge.yosupo.jp/problem/cycle_detection
import sys
input = sys.stdin.buffer.readline

from Graph.misc.cycle_detection import cycle_detection


def main():
    n, m = map(int, input().split())
    edges = [list(map(int, input().split())) for _ in range(m)]

    graph = [[] for i in range(n)]
    edge_idx = {}
    for i, (u, v) in enumerate(edges):
        graph[u].append(v)
        edge_idx[u, v] = i

    cycle = cycle_detection(graph)
    if not cycle:
        print(-1)
    else:
        print(len(cycle))
        for u, v in zip(cycle[0:], cycle[1:] + [cycle[0]]):
            print(edge_idx[u, v])


if __name__ == '__main__':
    main()

Traceback (most recent call last):
  File "/opt/hostedtoolcache/Python/3.12.4/x64/lib/python3.12/site-packages/onlinejudge_verify/documentation/build.py", line 71, in _render_source_code_stat
    bundled_code = language.bundle(stat.path, basedir=basedir, options={'include_paths': [basedir]}).decode()
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/hostedtoolcache/Python/3.12.4/x64/lib/python3.12/site-packages/onlinejudge_verify/languages/python.py", line 96, in bundle
    raise NotImplementedError
NotImplementedError