This documentation is automatically generated by online-judge-tools/verification-helper
# verification-helper: PROBLEM https://judge.yosupo.jp/problem/tree_diameter
import sys
input = sys.stdin.buffer.readline
from Graph.Tree.diameter import diameter
def main():
n = int(input())
edges = [list(map(int, input().split())) for _ in range(n - 1)]
tree = [[] for i in range(n)]
for a, b, cost in edges:
tree[a].append((b, cost))
tree[b].append((a, cost))
diam, path = diameter(tree)
print(diam, len(path))
print(*path)
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