This documentation is automatically generated by online-judge-tools/verification-helper
#define PROBLEM "https://judge.yosupo.jp/problem/bipartitematching"
#include "base.hpp"
#include "util/fast_io.hpp"
#include "graph/bimaching.hpp"
int main() {
Scanner sc(stdin);
Printer pr(stdout);
int l, r, m;
sc.read(l, r, m);
V<pair<int, int>> edges(m);
for (int i = 0; i < m; i++) {
sc.read(edges[i].first, edges[i].second);
}
BipartiteMaching bm(l, r, edges);
V<pair<int, int>> ans;
for (int i = 0; i < l; i++) {
if (bm.lmt[i] != -1) {
ans.push_back({i, bm.lmt[i]});
}
}
pr.writeln(ans.size());
for (auto p : ans) {
pr.writeln(p.first, p.second);
}
return 0;
}
Traceback (most recent call last):
File "/opt/hostedtoolcache/Python/3.10.1/x64/lib/python3.10/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/3.10.1/x64/lib/python3.10/site-packages/onlinejudge_verify/languages/cplusplus.py", line 187, in bundle
bundler.update(path)
File "/opt/hostedtoolcache/Python/3.10.1/x64/lib/python3.10/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 401, in update
self.update(self._resolve(pathlib.Path(included), included_from=path))
File "/opt/hostedtoolcache/Python/3.10.1/x64/lib/python3.10/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 401, in update
self.update(self._resolve(pathlib.Path(included), included_from=path))
File "/opt/hostedtoolcache/Python/3.10.1/x64/lib/python3.10/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 260, in _resolve
raise BundleErrorAt(path, -1, "no such header")
onlinejudge_verify.languages.cplusplus_bundle.BundleErrorAt: datastructure/simplequeue.hpp: line -1: no such header