This documentation is automatically generated by online-judge-tools/verification-helper
# verification-helper: PROBLEM http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=ALDS1_11_B
import sys
input = sys.stdin.buffer.readline
from Graph.misc.DigraphDFSTree import DigraphDFSTree
def main():
n = int(input())
info = [list(map(int, input().split())) for i in range(n)]
dfst = DigraphDFSTree(n)
for v, k, *nxt_vs in info:
v -= 1
for nxt_v in nxt_vs:
nxt_v -= 1
dfst.add_edge(v, nxt_v)
dfst.build()
for i, (arr, dep) in enumerate(zip(dfst.arrival, dfst.depature)):
print(i + 1, arr + 1, dep + 1)
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