library/WeightedUnionFind_test.java

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• Last update: 2023-03-25 01:33:47+09:00
• Problem: https://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=DSL_1_B

Depends on

• library/Solver.java
• library/WeightedUnionFind.java

Code

// verification-helper: PROBLEM https://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=DSL_1_B

package library;

import library.Solver;
import library.WeightedUnionFind;

public class WeightedUnionFind_test extends Solver {
	public static void main(final String[] args) { main(args, new WeightedUnionFind_test()); }

	public void solve() {
		int n = ni();
		int q = ni();
		WeightedUnionFind uf = new WeightedUnionFind(n);
		for(int i = 0; i < q; i ++) {
			if(ni() == 0) uf.unite(ni(), ni(), nl());
			else {
				long w = uf.diff(ni(), ni());
				prtln(isINF(w) ? "?" : w);
			}
		}
	}
}

Traceback (most recent call last):
  File "/opt/hostedtoolcache/Python/3.11.2/x64/lib/python3.11/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/3.11.2/x64/lib/python3.11/site-packages/onlinejudge_verify/languages/user_defined.py", line 71, in bundle
    return subprocess.check_output(shlex.split(command))
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/hostedtoolcache/Python/3.11.2/x64/lib/python3.11/subprocess.py", line 466, in check_output
    return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/hostedtoolcache/Python/3.11.2/x64/lib/python3.11/subprocess.py", line 571, in run
    raise CalledProcessError(retcode, process.args,
subprocess.CalledProcessError: Command '['false']' returned non-zero exit status 1.

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