This documentation is automatically generated by online-judge-tools/verification-helper
# verification-helper: PROBLEM https://atcoder.jp/contests/abc237/tasks/abc237_ex
import cplib/graph/graph
import cplib/graph/dag_minimum_path_cover
import sets
import sequtils
import strutils
import algorithm
var S = stdin.readLine()
var N = len(S)
var tmp = initHashSet[string]()
for i in 0..<(N):
for x in 1..(N-i):
if S[i..<(i+x)] == S[i..<(i+x)].reversed().join(""):
tmp.incl(S[i..<(i+x)])
var palindromes = tmp.toseq()
var G = initUnWeightedDirectedGraph(len(palindromes))
for i in 0..<(len(palindromes)):
for j in 0..<(len(palindromes)):
if i != j:
if palindromes[i] in palindromes[j]:
G.add_edge(i,j)
echo G.dag_minimum_path_cover()
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