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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#827459#9904. 最小生成树dsostCompile Error//C++141.7kb2024-12-22 23:26:122024-12-22 23:26:18

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answer.code: In function ‘int main()’:
answer.code:39:16: error: ‘span’ was not declared in this scope
   39 |   for (int i : span(p + 3, (n << 1) - 3)) {
      |                ^~~~
answer.code:39:16: note: ‘std::span’ is only available from C++20 onwards