verify/AI/reverse_edge_test.nim

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Last update: 2026-07-07 07:56:57+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 sequtils
import cplib/graph/graph
import cplib/graph/reverse_edge

var wg = initWeightedDirectedGraph(3)
wg.add_edge(0, 1, 5)
wg.add_edge(2, 1, 7)
let rwg = wg.reverse_edge
assert toSeq(rwg[1]) == @[(0, 5), (2, 7)]

var ug = initUnWeightedDirectedGraph(3)
ug.add_edge(0, 2)
ug.add_edge(1, 2)
let rug = ug.reverse_edge
assert toSeq(rug[2]) == @[0, 1]

var swg = initWeightedDirectedStaticGraph(3)
swg.add_edge(0, 1, 11)
swg.add_edge(1, 2, 13)
swg.build()
let rswg = swg.reverse_edge
assert toSeq(rswg[1]) == @[(0, 11)]
assert toSeq(rswg[2]) == @[(1, 13)]

var sug = initUnWeightedDirectedStaticGraph(3)
sug.add_edge(0, 1)
sug.add_edge(2, 1)
sug.build()
let rsug = sug.reverse_edge
assert toSeq(rsug[1]) == @[0, 2]

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