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| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #215087 | #7558. Abstract | ucup-team588 | Compile Error | / | / | C++14 | 2.3kb | 2023-10-15 03:04:05 | 2023-10-15 03:04:06 |
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Details
answer.code:39:3: error: ‘optional’ does not name a type
39 | optional<vector<int>> toposort() {
| ^~~~~~~~
answer.code: In member function ‘std::vector<std::vector<unsigned int> > graph::solve()’:
answer.code:60:17: error: ‘toposort’ was not declared in this scope
60 | auto ord = *toposort();
| ^~~~~~~~