library/TemplateDijkstra_path_test.java

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• Last update: 2023-03-25 00:12:54+09:00
• Problem: https://judge.yosupo.jp/problem/shortest_path

Depends on

• library/AbstractGraph.java
• library/PathRestoration.java
• library/Solver.java
• library/TemplateDijkstra.java

Code

// verification-helper: PROBLEM https://judge.yosupo.jp/problem/shortest_path

package library;

import java.util.*;
import library.Solver;
import library.AbstractGraph;
import library.PathRestoration;
import library.TemplateDijkstra;

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

	public void solve() {
		int n = ni();
		int m = ni();
		int s = ni();
		int t = ni();
		var g = new TemplateListGraph<Long>(n, true);
		for(int i = 0; i < m; i ++) g.add(ni(), ni(), nl());
		TemplateDijkstra<Long> djk = new TemplateDijkstra<>(() -> 0l, (dist, cost) -> dist + cost,
			Comparator.comparing((ele) -> ele));
		int prv[] = new int[n];
		Long x = djk.dist(g, s, prv).get(t);
		if(x == null) prtln(-1);
		else {
			int path[] = PathRestoration.path(prv, s, t);
			prtln(x, path.length - 1);
			for(int i = 0; i < path.length - 1; i ++) prtln(path[i], path[i + 1]);
		}
	}
}

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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