verify/AI/diameter_test.nim

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Last update: 2026-07-07 06:48:43+09:00
Problem: https://onlinejudge.u-aizu.ac.jp/problems/ITP1_1_A

Depends on

Code

# verification-helper: PROBLEM https://onlinejudge.u-aizu.ac.jp/problems/ITP1_1_A
echo "Hello World"

import cplib/graph/graph
import cplib/tree/diameter

var g = initWeightedUnDirectedGraph(4, int)
g.add_edge(0, 1, 2)
g.add_edge(1, 2, 3)
g.add_edge(1, 3, 4)

let (dist, u, v) = g.diameter_and_edge()
assert dist == 7
assert {u, v} == {2, 3}
assert g.diameter() == 7

let (pathDist, path) = g.diameter_path()
assert pathDist == 7
assert path.len == 3
assert {path[0], path[^1]} == {2, 3}
assert path[1] == 1

var ug = initUnWeightedUnDirectedGraph(5)
ug.add_edge(0, 1)
ug.add_edge(1, 2)
ug.add_edge(2, 3)
ug.add_edge(1, 4)
assert ug.diameter() == 3

Traceback (most recent call last):
  File "/home/runner/.local/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 "/home/runner/.local/lib/python3.12/site-packages/onlinejudge_verify/languages/nim.py", line 86, in bundle
    raise NotImplementedError
NotImplementedError